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问题 选择题

Nobody knows ________ to visit our school ．

A．when will he come

B．when does he come

C．when he will come

D．when he does come

答案

答案：C

考查宾语从句。所有的宾语从句都应该使用陈述语序，本句又是表示将来的事情，所以使用将来时。句意：没有人知道他什么时候会来参观我们学校。

阅读理解

Today is Sunday, March 20. We, sixteen boys and seventeen girls, go to school early, but we have no lessons. Our teacher takes us to the zoo. We are very excited about the trip. We get on a bus, it goes fast and at half past nine we get there. How beautiful the zoo is! There're a lot of trees, some hills, and a big lake. The sun is shining and the flowers are coming out. There are all kinds of animals in it, elephants, monkeys, birds, fishes and many other animals. The birds are singing in the trees and the fishes are swimming in the lake. We like to watch monkeys. They are playing on the hill or having oranges, apples and bananas. There are many rules in the zoo. We mustn't do this and we mustn't do that. But we all have a good time. At one in the afternoon we leave the zoo. 

小题1: The weather is ______ today

A．sunny

B．cloudy

C．rainy

D．windy小题2: _______ students and a teacher go to the zoo by bus

A．Sixteen

B．Seventeen

C．Thirty-three

D．Thirty -four小题3:We stay in the zoo for ____ hours.

A．four and a half

B．three and a half

C．four

D．five
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多项选择题

腭扁桃体是人体的免疫器官之一，下列正确的是（）。

A.扁桃体由淋巴组织组成，内含结缔组织网、淋巴滤泡间组织

B.扁桃体生发中心功能最活跃期为3～5岁，此时扁桃体显著增大

C.青春期后扁桃体免疫活动趋于减退，组织本身逐渐缩小

D.扁桃体增大是免疫活跃的标志，不应行手术切除

E.扁桃体隐窝的出现降低了人体免疫能力
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