题目列表(包括答案和解析)
| A.before | B.since | C.during | D.after |
| A.taste the chemicals first |
| B.clean al the apparatus |
| C.read al instructions carefuly |
| D.report al the accidents to the teacher |
| A.bring food into the lab | |
| B.enter the lab anytime | |
| C.smel chemicals as you like | D.learn science directly in the lab |
| A.Before the Experiment |
| B.First Aid |
| C.During the Experiment |
| D.After the Experiment |
Laboratory work is your chance to learn science firsthand. It can be fun but you must be careful to prevent injury. Listen closely when your teacher reads and explains the rules before your first lab lesson.
LABORATORYRULES
Throughout the lesson
·Do not enter the science lab without the teacher’s permission.·No food or drinks are to be alowed in the science lab.
Before the Experiment
·Read al instructions carefuly before every experiment.
·Prepare al apparatus(仪器)and arrange them so that you wil not knock them over while doing the experiment.
During the Experiment
·If you are unsure of how to use any apparatus or how to operate, ask your teacher for help.·Never smel or taste chemicals unless your teacher gives permission.
After the Experiment
·Wash al apparatus after use and return them to the places where they were.
·Throw waste materials in proper waste baskets. First Aid
·Report al accidents to your teacher immediately.
·If you spil( 溅 出 )any chemicals onto your body or clothing, wash with plenty of water and report to your teacher.
1. Your teacher wil probably tel you the rules above _____ the first lab lesson.
A. before B. since C. during D. after
2. Before every experiment, you should _____.
A. taste the chemicals first
B. clean al the apparatus
C. read al instructions carefuly
D. report al the accidents to the teacher
3. When you are not sure how to use al apparatus, _____.
A. try them on your own
B. read the rules carefuly
C. ask your teacher for help
d. put them back
4. It is clear that you can _____.
A. bring food into the lab
B. enter the lab anytime
C. smel chemicals as you like
D. learn science directly in the lab
5. If you get chemicals on the clothing, you can find ways to solve it in the part _____.
A. Before the Experiment
B. First Aid
C. During the Experiment
D. After the Experiment
阅读理解
A brave boy?Fred began to go to school two years ago. But he's still in Grade One. He's the tallest and strongest boy in his class. He doesn't listen to the teachers in class and often fights(打架) with the children. His teachers and classmates don't like him. His parents know him well, but they don't know what to do.
It was a quarter past seven. The supper was ready but Fred didn't come back. His mother stood at the gate and looked. And ten minutes later she saw her son, all in black and blue(浑身青一块,紫一块).
“Were you in another fight?” asked the woman.
“No, mommy,” answered the boy. “I was just keeping a bigger boy from beating up(阻止一个大一些的男孩殴打) a smaller one!”
“How brave(勇敢的) you are!” the woman was happy and said. “Who was the smaller boy?”
“Me, mommy.”
1.Fred is still in Grade One because ________.
A.he's too small
B.he likes to play at home
C.he doesn't study hard
D.he's often late for school
2.Fred likes ________, so his class don't like him.
[ ]
A.talking in class
B.fighting with the children
C.asking some questions
D.eating something in class
3.Fred fought with a boy ________.
[ ]
4.Fred got home at ________.
[ ]
5.Which of the following is right?
[ ]
A.Fred fought with a bigger boy after school.
B.Fred is a brave boy.
C.Fred helped a smaller boy.
D.Fred wants to become a good boy now.
| A.singing | B.laughing | C.complaining | D.quarreling |
| A.lowered my head | B.covered my score up |
| C.walked home alone | D.explained immediately |
| A.I did a bad job in the test |
| B.I gave a good excuse |
| C.I became the worst student |
| D.I stood in his shoes |
| A.the father was strict with his child. |
| B.the writer was always poor in tests. |
| C.Mr. Right was worried about the writer |
| D.the writer was always happy with his scores |
| A.The Final Test | B.That’s Me! |
| C.My strict Teacher | D.Scores, Important? |
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