8.设
,
且
,则
.
7.已知向量
,
,如果向量
与
垂直,则
的值为 .
6.已知
的内角
,
,
所对的边分别为
,
,
,若
,
,则
等于 .
5.已知函数
,下面结论错误的是( )
A.函数
的最小正周期为
B.函数
是奇函数
C.函数
的图象关于直线
对称 D.函数
在区间
上是减函数
4.在
中,
,
,
分别为角
,
,
所对边,若
,则此三角形一定是( )
A.等腰直角三角形 B. 直角三角形 C. 等腰三角形 D. 等腰或直角三角形
3.把函数
的图象上所有的点向左平行移动
个单位长度,再把所得图象上所有点的横坐标缩短到原来的
(纵坐标不变),得到的图象所表示的函数是( )
A.
B.![]()
C.
D.![]()
2.若
,则
( )
A.
B.
C.
D. ![]()
1.已知平面向量
,
,且
//
,则
=( )
A.
B.
C.
D.![]()
Ⅶ、书面表达(15分)
寒假即将来临,Marina打算在假期中做以下事情:
1.好好休息一下;
2.看书、学习;
3.帮父母做家务;
4.去香港迪斯尼乐园 (Hong Kong Disneyland)游玩。
假如你是Marina,请你根据以上提示,以“My Holiday Plan”为题写一份70词左右的假期计划。
附加题。(10分)
完成下面所要求背诵的短文。
Dear Tom,
How was your day off? (1) ? I didn't have a very fun day. I visited my cousins. (2).In the morning, I stayed in the house and watched DVDs, (3) and read. In the afternoon, Uncle Martin put some of his old things out in the yard (4) ! However, no one came to the sale because the weather was so bad. Luckily, we brought (5) , so we didn't get wet.
See you soon,
Nick
2009-2010学年度第一学期期末学情阶段检测
Ⅵ、补全对话。(共5小题,满分为10分)
从方框中选择恰当的句子完成下面的对话,每个句子限用一次。
Fangfang wants to buy a cake for her brother's birthday. Now she is talking with the salesgirl in the shop.
Salesgirl: Can I help you?
Fangfang: I want to buy a cake for my brother. His birthday is coming.
Salesgirl: Oh,good! Here are some cakes. Which one do you like?
Fangfang: (1)__________
Salesgirl: $20.
Fangfang: It is the best of the three, but it's expensive. (2)__________
Salesgirl: Well, this one is the cheapest. (3)__________
Fangfang: Yes, it's quite cheap, but it's too small.
Salesgirl (4)__________It's $15.
Fangfang:Let me have a look! Oh, good!This one is bigger than that one and it is also cheaper than the first one. (5)__________
Salesgirl: Happy birthday to your brother!
Fangfang: Thank you! Here is the money. Bye-bye!
Salesgirl: Bye!
|
a.
I don't have enough money,
b. It's only $10. c. How much is
the biggest one? d. I'll take it. e. What about this one? |
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