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18. What her mother said made such a great _______ to her life that she achieved her dream of

being a poet later.

A. influence
 B. difference
 C.　 devotion
 D. relation

試題詳情

17. -Why! I have nothing to write about. _______ that you want me to say?

　 -Your summary for this term and holiday schedule.

A. What is it
B. What it is
C. What are they　
D. What they are

試題詳情

16. -_______ we move the furniture over there? Do you think it will make more room?

　 - I can’t agree with you more.

A. How about
 B. What if
 C. What about
 D. How come

試題詳情

從A、B、C、D四個(gè)選項(xiàng)中，選出可以填入空白處的最佳選項(xiàng)，并標(biāo)在試卷的相應(yīng)位置。

15. April Fool's Day is _______ day when strange things may happen and the best trick is the one　

　 that makes everyone laugh, including _______ “fool”.

A. the; a
 B. a; a
 C. the; the
D. a; the

試題詳情

第二節(jié) 請(qǐng)聽(tīng)下面3段對(duì)話(huà)，選出最佳選項(xiàng)。每段材料讀兩遍。(共9小題; 每小題1分)

請(qǐng)聽(tīng)下面一段對(duì)話(huà), 回答第6至第8 三個(gè)小題。

6. What can you learn about the room?

A. It’s small.
 B. It faces the street.
 C. It’s for non-smokers.

7. How many nights will Richard stay in the hotel?

A. Two nights.
 B. Three nights.
 C. Four nights.

8. How much will Richard probably pay?

A. $ 104.
 B. $ 114.　
C. $ 140.

請(qǐng)聽(tīng)下面一段對(duì)話(huà), 回答第 9至第11三個(gè)小題。

9. Why is the man here?

A. To visit an old friend.
C. To do something different.
 B. To get away from everyday work.
　

10. What have the speakers been doing together?

A. Doing business.　　　　　 B. Going sightseeing.　　　　 C. Attending a meeting.

11. What does the woman plan to do next September?

A. Visit the man.
 B. Change her job.
 C. Make a travel plan.

請(qǐng)聽(tīng)下面一段對(duì)話(huà), 回答第 12至第14三個(gè)小題。

12. Where are the two speakers?

A. In a concert hall.
 B. In Mozart’ s home.
 C. In a modern museum.

13. What does the man like best in this place?

A. The lights.
 B. The paintings.
 C. The colours.

14. What do you know about the two speakers?

A. They are having a good time.
C. They’re uninterested in upper-class life.
 B. They wish to become rich soon.
　

試題詳情

第一節(jié) 請(qǐng)聽(tīng)下面5段對(duì)話(huà)，選出最佳選項(xiàng)。每段對(duì)話(huà)僅讀一遍。(共5小題; 每小題1分)

1. When does the man say the film will start?

A. At 8:05.
 B. At 8:15.　
C. At 8:30.

2. What is the probable relationship between the two speakers?

A. Pop star and fan.
C. Interviewer and interviewee.
 B. Boss and secretary.
　

3. Where does the conversation probably take place?

A. In a restaurant.　
B. In an office.
 C. In a shop.

4. What can you know about the talks?

A. They haven’t started yet.
C. They haven’t achieved much.
 B. They haven’t reached any agreement.

5. What does the man ask the woman to do?

A. Look after something for him.
 B. Tell him some travel information.
C. Show him the way to the left-luggage office.

試題詳情

47．(12分)現(xiàn)有兩個(gè)小麥品種，一個(gè)純種小麥性狀是高桿(D)抗銹病(T)，另一個(gè)純種小麥的性狀是矮桿(d)不抗銹病(t)。這兩對(duì)基因獨(dú)立遺傳。要想培育出矮桿抗銹病小麥新品種，育種專(zhuān)家提出如下的方法：

　

高桿抗銹病小麥×矮桿不抗銹病小麥　　　　 F1　　　　　 雄配子　　　　　 幼苗

　　　　　 選出符合要求的品種。據(jù)此回答：

(1)此育種方法叫　　 ▲ 　，其育種的最大優(yōu)點(diǎn)是　　 ▲ 　。

(2)過(guò)程①叫　　 ▲ 　；F1產(chǎn)生雄配子需　　 ▲ 　分裂。

(3)通過(guò)上述育種方式獲得的矮桿抗銹病小麥新品種占總數(shù)　　 ▲ 　。

(4)請(qǐng)用遺傳圖解畫(huà)出②③④的育種過(guò)程并用適當(dāng)?shù)奈淖终f(shuō)明。

試題詳情

46．(6分)為探究“植物生長(zhǎng)調(diào)節(jié)劑對(duì)扦插枝條生根的作用”， 某小組的同學(xué)進(jìn)行了有關(guān)的實(shí)驗(yàn)。請(qǐng)分析回答。

(1)實(shí)驗(yàn)原理：植物生長(zhǎng)調(diào)節(jié)劑對(duì)扦插枝條生根作用的一般規(guī)律是 　　　▲　　　　 　。

(2)上圖為由10mL10-8mol/L的2,4－D溶液配制系列濃度的操作示意圖(由10mL10-8mol/L的2,4－D溶液的燒杯中取1mL至2號(hào)燒杯中，再向其中注入9mL水，搖勻后取1mL至3號(hào)中，以此類(lèi)推)，對(duì)5號(hào)試管中的2,4－D溶液的操作還有 　　　▲　　　 ，該操作體現(xiàn)對(duì)照實(shí)驗(yàn)的　　 ▲　　　 原則。

(3)為確定某濃度的2,4－D溶液對(duì)生根是促進(jìn)還是抑制，應(yīng)向6號(hào)燒杯注入　 ▲　　 。

(4)下表為該小組實(shí)驗(yàn)數(shù)據(jù)記錄表。由數(shù)據(jù)可知，從　　 ▲　　　 (濃度)開(kāi)始抑制生根。

2,4-D濃度(mol/L)
 0
 10-12
 10-11
 10-10
 10-9
 10-8
生根長(zhǎng)度的平均值(mm)
 8.0
 9.4
 15.1
 20.3
 17.3
 7.3

(5)該實(shí)驗(yàn)還可以用　　 ▲　　　 作為觀(guān)察記錄的指標(biāo)。

試題詳情

44．(7分)下圖1表示某生態(tài)系統(tǒng)中構(gòu)成一條食物鏈的甲、乙、丙、丁4個(gè)種群的數(shù)量變化，圖2表示某植食性昆蟲(chóng)遷入該生態(tài)系統(tǒng)后的種群增長(zhǎng)率變化曲線(xiàn)。

種群相對(duì)數(shù)量
　
T
　
400
300
500
100
0
　
a
　
甲
乙
丙
　
c
　
b
　
時(shí)間
　
　

(1)請(qǐng)根據(jù)圖1中甲、乙、丙、丁4個(gè)種群數(shù)量變化的關(guān)系，寫(xiě)出它們構(gòu)成的食物鏈　 ▲　　 。從圖中看出，當(dāng)甲種群達(dá)到K值后，乙種群的K值變化是　 ▲　 (填“早于”或“晚于”)甲的K值出現(xiàn)(不考慮其他生物因素)。

(2)甲種群在c點(diǎn)處的年齡組成類(lèi)型是　 ▲　　 ，a-b段種群數(shù)量下降的原因有：

①　 ▲　 ；②　 ▲　 。

(3)在圖2的 t0 -t2時(shí)間內(nèi)，種群數(shù)量增長(zhǎng)曲線(xiàn)呈 ▲ ��；在t1 -t2時(shí)間內(nèi)，種群的出生率　 ▲　 (填“大于”、“等于”或“小于”)死亡率。

試題詳情


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