I think is necessary us to do something useful to protect the birds.A．this; forB．it; ofC．this; ofD．it; for 题目和参考答案——青夏教育精英家教网—

题目内容

I think ______ is necessary ______ us to do something useful to protect the birds.

A．this; for

B．it; of

C．this; of

D．it; for

D解析:
略

练习册系列答案

I think ___is necessary ___ my 20-year-old daughter to have her own mobile.

—Look at that girl! —I think ___is Jenny.

A．he B．she C．it D．this

I think ___is necessary ___ my 20-year-old daughter to have her own mobile.

A．that; of B．it; of C．that; for D．it; for

根据短文内容及首字母提示，完成文中所缺单词。

English is difficult to learn because it is so d___41____ from our mother tongue(母语). On the other hand, we haven’t got enough chance to s____42____ English to foreigners.

So the first important thing for us to do, I think, is to p__43____ speaking English more both in and out of class. In class, I l____44___ to the teacher very carefully and try my b___45____ to answer the teacher’s questions. After class, I listen to the tape of the texts again and again until I can u____46____ every word of it. I often retell(复述) the text in my own words. I always work h___47___ at English and never give it up.

Of course, this is not e___48____. In the evening I do my homework very c___49____. When I find something interesting, I write it d____50_____in English. At first, I couldn’t write well, but with the help of my teacher I have made great progress.

41__________42__________43__________44_________45__________

46__________47__________48_________49_________50__________

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