一、单项选择
从A、B、C、D四个选项中选出可以填入空白处的最佳选项。

1. This is ▲ dictionary I gave you yesterday. It’s ▲ useful dictionary.
A. the, an B. the, a C. a, a D. a, the

2. The Chile earthquake started ▲ April 2, 2014.
A. at B. in C. on D. by

3. —Another cup of tea?
—No, thanks. I ▲ be off. My father is waiting for me.
A．can B．may C．must D．might

4. There’s ▲ with your brother’s eyes. So don’t worry about him.
A. nothing serious B. something serious
C. serious nothing D. anything serious

5. Tom has all the qualities ▲ a good chairperson.
A. be B. is C. will be D. to be

6. — ▲ did the important meeting ▲ ?
— For about two hours.
A. When; begin B. How long; begin
C. When; last D. How long;

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