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问题 选择题

对植物激素的应用正确的是[ ]

A．在果树挂果时，利用乙烯利促进果实细胞体积增大

B．在扦插时，可用细胞分裂素处理插条以促进插条生根

C．果实成熟时，施用脱落酸可促进果实成熟

D．在园林栽培中，可用赤霉素来促进植物细胞伸长，使植株增高

答案

答案：D

完形填空

从Ⅱ栏中找出Ⅰ栏各句的应答语。(10分)

Ⅰ                                     Ⅱ

小题1:How old are you?                      A. Yes, it is. Thanks.

小题2:What color is your bag?                   B. I’m thirteen.

小题3: Is this your book?                       C. How do you do?

小题4: How do you do?                       D. It’s yellow.

小题5:Do you know Mike?                 E. No, I don’t.

小题6:What does she look like?               F. It is mine.

小题7:Whose pen is this?                    G. Yes, he does..

小题8: Does he have an apple?                H. No, they are not mine.

小题9:Are these pants yours?                I. The U.S.A.

小题10:Where is Jim from?                   J. He is tall and he has a big nose.
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单项选择题

喉咽部的黏膜是（）。

A.单层柱状上皮

B.单层立方上皮

C.复层柱状上皮

D.复层扁平上皮

E.假复层纤毛柱状上皮
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