20.This is the small house less than 15 square meters,under _____ roof lives a large family of three generations.
A. which B. that C. its D. whose
19._____ is reported in the newspaper is that seventeen climbers have been killed in the snowstorm.
A.It B. As C.What D.That
18.The little girl insisted that what she said ________ true.
A.was B.is C.should be D.were
17. They can't be working now. It's time they ________ the office.
A.have left B.would leave C.could leave D.left
第一节 语法和词汇知识(共15小题;每小题1分,满分15分)
16._____ ,she is the sort of woman to spread sunshine to people through her smile.
A.Shy and cautious B.Sensitive and thoughtful
C.Honest and confident D.Light-hearted and optimistic
听第6段材料,回答第6至7题。
1. (6) When will the woman show the man the apartment?
A. Next Thursday.
B. Right now.
C. This afternoon.
2. (7) What is the apartment like?
A. It’s lovely and very big.
B. It’s a good house with a big kitchen .
C. It’s a quiet place with a sunny window.
听第7段材料,回答第8至9题。
3. (8) How many rolls of film did the man develop last year?
A. About 6.
B. About 5.
C. About 3.
4. (9) What does the man like to take pictures of?
A. Anything that attracts his attention.
B. Anything that shows true feelings.
C. Anything that makes people happy.
听第8段材料,回答第10至12题。
5. (10) What is the probable relationship between the two speakers?
A. Interviewer and interviewee
B. Father and daughter.
C. Friends.
6.(11) What has the woman done recently?
A. Built a new building for her father.
B. Helped her father design some buildings.
C. Learned some design skills from her father.
7(12) Why does the woman want to work in the man’s company?
A. She wants to be trusted.
B. She want to design buildings.
C. She wants to work with her friend.
听第9段材料,回答第13至16题。
8(13) What will the man do for summer break?
A. Go traveling.
B. Go back home.
C. Go to visit his friends.
9(14)Where is the woman going for her trip?
A. Her hometown. B.Mary’s home. C. Suburban areas.
10.(15) How will the woman travel?
A.By bike. B. By air. C. By bus.
11.(16) How long will the speakers’ summer break last?
A. Seven days.
B. A couple of weeks.
C. Two months.
听第10段材料,回答第17至20题。
12.(17) Why wasn’t the speaker afraid of the cries of strange animals?
A. He had never been to the forest before.
B. He thought they were interesting.
C. He thought they were natural .
13.(18) What attracted the speaker’s father’s interest most?
A. The strange animals.
B. The special plants.
C. The singing birds.
14.(19) What did the tiger intend to do?
A.Drink some water. B.Struggle with the crocodile. C.Hunt for food.
15(20) What filled the speaker and his father with terror?
A. The crocodile’s sudden appearance.
B.The tiger’s falling into the water.
C.The tiger’s howl of pain and anger.
24、已知函数,其中a≥b>c,a+b+c=0.
(1)求证:有两个零点;
(2)若在上的最小值为1,最大值为13,求a、b、c的值.
23、已知直线l:y=kx+1(k∈R),圆C:.
(1)当k=3时,设直线l与圆C交于点A、B,求;
(2)求证:无论k取何值,直线l恒与圆C相交.
22、如图,SA⊥平面ABCD,四边形ABCD为正方形,SA=,AB=1.
(1)求证:AB⊥平面SAD
(2)求异面直线AB与SC所成角的大小.
21、已知等比数列中,.求
(1)等比数列的通项公式;
(2)数列的前6项和
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