________is dangerous for us to swim in the river alone.A. It B.
题型：不详难度：来源：
________is dangerous for us to swim in the river alone.
A. It B. That C. This |
答案
| A |
解析
| 考查it作形式主语的用法。代替动词不定式 代词是it; |
举一反三
—Who taught ______ English last year?
—Nobody. She taught herself.
A. him B. her C. you |
Her brother is very busy with his work now, so he has _____ time to read newspaper. | A．much | B．little | C．full | D．a lot of |
|
- Is this your hook? - No._is newer.
A. Mine B. Yours C. His |
I think _____ very important for students to study by themselves in the school or at home.
A. it B. this C. that |
| I’m expecting a digital camera for long, but dad has no time to buy ______ for me. |
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