carry away our beautiful wooden bridge, which was——青夏教育精英家教网—

carry away our beautiful wooden bridge, which was 【查看更多】

—What does the sign over there read??

—“No person　　　 smoke or carry a lighted cigarette，cigar or pipe in this area.”?

A.will　　　 B.may　　　　　　 C.shall　　　　　　 D.must

根据短文内容, 从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

The sea has always interested man．From it he can get food, minerals, and treasure．　　1　　 But

he could not go far beneath its surface．

　　2　　 However, he is not a fish．He must breathe air, so he can't stay under the water's surface for any length of time．To explore deep water, man faces even more dangers and problems．

　　A diver who wants to stay under water for more than a few minutes must breathe air or a special mixture of gases．　　3　　 He can carry a tank of air on his back and breathe through a nose and a mouthpiece．Water weighs 800 times as much as air．Tons of water pushes against a diver deep in the sea．　　4　　

When a diver is under great pressure, his blood takes in some of the gases he breathes．As he rises to surface, the water pressure becomes less．If the diver rises too quickly, the gases in his blood form bubbles(气泡)．The diver is then suffering from the bends(潜水夫病)．The bends can cause a diver to double up in pain．　　5　　

A．His body is under great pressure．

B．Scientists are trying to find more about the sea．

C．For thousands of years, he could sail on it．

D．They can even kill him．

E．He can wear a diving suit and have air pumped to him from above．

F．The water pressure can cause a diver to breathe with difficulty．

G．Man wants to explore deep into the sea．

查看答案和解析>>

完形填空

　　The three youths leaned over the metal rails along the sea-wall and watched a few fishermen pull in their nets．About thirty metres away, a boat pulled alongside the slippery steps leading 　　1　　 to the sea．

　　“Hey, look!” exclaimed Rahim．“Those two men are 　　2　　 heavy rocks．I thought we no longer do muscle labour in this technological 　　3　　．”

“You don’t 　　4　　a crane(起重机) to unload less than a dozen rooks, do you?” smiled Joshua．

“But those men don’t 　　5　　 to have muscles at all．”said Michsel．Rather surprised, Joshua smiled．

　　“They are 　　6　　 laborers who know how to spread the weight of the rocks they 　　7　　．See how the man positions the rock just at the slope of his 　　8　　．Some of the rock’s weight is set 　　9　　 his head, some on the right hand and some on the left hand．His body isn’t bent．His legs are well 　　10　　．”

　　“You’re right, Josh．He may have a small build．　　11　　 he certainly well knows his job．Dear me! And to think we have been studying 　　12　　!”Rahim thought about all that was happening．Suddenly, he said, “Technology won’t 　　13　　 the human being completely, it appears．”

　　“I don’t think it will．” 　　14　　 Joshua．“You can harvest a crop of potatoes or wheat with one of those large, multi-purpose tractors, but you 　　15　　 use that equipment to harvest lea leaves and tomatoes, will you?”

　　“You can get a computer to 　　16　　 multiple-choice assessments, but you cannot get the computer to produce of assess essays, can you?” asked Michael．

　　“Well, the washing machine leaves my shirt collar quite as 　　17　　 as ever －that’s domestic technology for you! ” said Rahim．

　　“One day, perhaps, there won’t be anybody 　　18　　 who can carry a large rock the way those men do．It’s not going to be a very 　　19　　 world, I’m afraid．” Sighed Michael．

　　“You’re too much of a pessimist(悲观主义者)，Mike．” Said Joshua．“ 　　20　　 will always be other things that will make the world exciting．”

(1)


[　　]
A．	through
B．	across
C．	down
D．	up

(2)


[　　]
A．	loading
B．	unloading
C．	covering
D．	uncovering

(3)


[　　]
A．	way
B．	revolution
C．	process
D．	era

(4)


[　　]
A．	ask
B．	expect
C．	attempt
D．	hope

(5)


[　　]
A．	happen
B．	fail
C．	have
D．	seem

(6)


[　　]
A．	ambitious
B．	experienced
C．	potential
D．	energetic

(7)


[　　]
A．	take
B．	fetch
C．	carry
D．	bring

(8)


[　　]
A．	shoulder
B．	back
C．	chest
D．	arms

(9)


[　　]
A．	on
B．	against
C．	toward
D．	under

(10)


[　　]
A．	supported
B．	grasped
C．	placed
D．	strengthened

(11)


[　　]
A．	but
B．	however
C．	so
D．	therefore

(12)


[　　]
A．	chemistry
B．	physics
C．	biology
D．	psychology

(13)


[　　]
A．	control
B．	affect
C．	remove
D．	replace

(14)


[　　]
A．	agreed
B．	proposed
C．	refused
D．	denied

(15)


[　　]
A．	can’t
B．	mustn’t
C．	won’t
D．	needn’t

(16)


[　　]
A．	point out
B．	take out
C．	hand out
D．	print out

(17)


[　　]
A．	dirty
B．	clean
C．	old
D．	new

(18)


[　　]
A．	caught
B．	arranged
C．	left
D．	convinced

(19)


[　　]
A．	exciting
B．	mysterious
C．	technological
D．	modern

(20)


[　　]
A．	That
B．	This
C．	They
D．	There

查看答案和解析>>

完形填空

　　The three youths leaned over the metal rails along the sea-wall and watched a few fishermen pull in their nets．About thirty metres away, a boat pulled alongside the slippery steps leading 　　1　　 to the sea．

　　“Hey, look!”exclaimed Rahim．“Those two men are 　　2　　 heavy rocks．I thought we no longer do muscle labour in this technological 　　3　　．”

　　“You don't 　　4　　 a crane(起重机)to unload less than a dozen rocks, do you?”smiled Joshua．“But those men don't 　　5　　 to have muscles at all,”said Michael, rather surprised．Joshua smiled．

　　“They are 　　6　　 laborers who know how to spread the weight of the rocks they 　　7　　．See how the man positions the rock just at the slope of his 　　8　　．Some of the rock's weight is set 　　9　　 his head, some on the right hand and some on the left hand．His body isn't bent．His legs are well 　　10　　．”

　　“You're right, Josh．He may have a small build．　　11　　 he certainly well knows his job．Dear me!And to think we have been studying 　　12　　!”Rahim thought about all that was happening．Suddenly, he said,“Technology won't 　　13　　 the human being completely, it appears．”

　　“I don't think it will．”　　14　　 Joshua．“You can harvest a crop of potatoes or wheat with one of those large, multi-purpose tractors, but you 　　15　　 use that equipment to harvest tea leaves and tomatoes, will you?”

　　“You can get a computer to 　　16　　 multiple-choice assessments, but you cannot get the computer to produce of assess essays, can you?”asked Michael．

　　“Well, the washing machine leaves my shirt collar quite as 　　17　　 as ever－that's domestic technology for you!”said Rahim．

　　“One day, perhaps, there won't be anybody 　　18　　 who can carry a large rock the way those men do．It's not going to be a very 　　19　　 world, I'm afraid．”Sighed Michael．

　　“You're too much of a pessimist(悲观主义者), Mike．”Said Joshua．“　　20　　 will always be other things that will make the world exciting．”

(1)


[　　]
A．	through
B．	across
C．	down
D．	up

(2)


[　　]
A．	loading
B．	unloading
C．	covering
D．	uncovering

(3)


[　　]
A．	way
B．	revolution
C．	process
D．	era

(4)


[　　]
A．	ask
B．	expect
C．	attempt
D．	hope

(5)


[　　]
A．	happen
B．	fail
C．	have
D．	seem

(6)


[　　]
A．	ambitious
B．	experienced
C．	potential
D．	energetic

(7)


[　　]
A．	take
B．	fetch
C．	carry
D．	bring

(8)


[　　]
A．	shoulder
B．	back
C．	chest
D．	arms

(9)


[　　]
A．	on
B．	against
C．	toward
D．	under

(10)


[　　]
A．	supported
B．	grasped
C．	placed
D．	strengthened

(11)


[　　]
A．	but
B．	however
C．	so
D．	therefore

(12)


[　　]
A．	chemistry
B．	physics
C．	biology
D．	psychology

(13)


[　　]
A．	control
B．	affect
C．	remove
D．	replace

(14)


[　　]
A．	agreed
B．	proposed
C．	refused
D．	denied

(15)


[　　]
A．	can't
B．	mustn't
C．	won't
D．	needn't

(16)


[　　]
A．	point out
B．	take out
C．	hand out
D．	print out

(17)


[　　]
A．	dirty
B．	clean
C．	old
D．	new

(18)


[　　]
A．	caught
B．	arranged
C．	left
D．	convinced

(19)


[　　]
A．	exciting
B．	mysterious
C．	technological
D．	modern

(20)


[　　]
A．	That
B．	This
C．	They
D．	There

查看答案和解析>>

任务型阅读

　　The sea has always interested man．From it he can get food, minerals, and treasure．　　1　　 But he could not go far beneath its surface．

　　　　2　　 However, he is not a fish．He must breathe air, so he can't stay under the water's surface for any length of time．To explore deep water, man faces even more dangers and problems．

　　A diver who wants to stay under water for more than a few minutes must breathe air or a special mixture of gases．　　3　　 He can carry a tank of air on his back and breathe through a nose and a mouthpiece．Water weighs 800 times as much as air．Tons of water pushes against a diver deep in the sea．　　4　　

　　When a diver is under great pressure, his blood takes in some of the gases he breathes．As he rises to surface, the water pressure becomes less．If the diver rises too quickly, the gases in his blood form bubbles(气泡)．The diver is then suffering from the bends(潜水夫病)．The bends can cause a diver to double up in pain．　　5　　

A．His body is under great pressure．

B．Scientists are trying to find more about the sea．

C．For thousands of years, he could sail on it．

D．They can even kill him．

E．He can wear a diving suit and have air pumped to him from above．

F．The water pressure can cause a diver to breathe with difficulty．

G．Man wants to explore deep into the sea．

查看答案和解析>>

练习册

高中

初中

小学