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All those second-hand cars are sold at                   before

A．40％as lower price as           B．40％as low a price as

C．a(chǎn)s 40％low price as             D．40％lower price than

In the reading room, we found her ________ at a desk, with her attention ________ on a book.

 A. seating; fixing        B. seated; fixed         C. sitting; fixing        D. to sit; fixed

He bought a house,___________  the price is reasonable.

A. whose           B. its         C. of which        D. of whom

_______ difficult and challenging the task may be, we must finish it on time, because there is a possibility _______our work will go down in history.

A. Whatever; that           B. However; as

C. Whatever; which       D. However; that

The moment I completed the 3000-meter race in the school sports meet, my legs _______．

A．gave out      B．gave away   C．gave in         D．gave up

----Mum, I’m afraid I won’t do well in the coming test.

----Honey, ____ more careful, ____ you will make it.

A. is, so    B. be, and     C. be, then     D. being, and

--Tom is such a stupid student that he had failed in every exam.

---Sorry, I won’t agree. He is ________ than stupid.

A. lazier             B. no lazier                 C. more lazy                D. lazier rather

My seat is next to _____ of the famous writer so I could ask for some advice from him about writing.

A. that                                   B. this                                    C. it                               D. one  

A new virus related to SARS is reported______ at least one person in China last week.

A. to kill        B. to be killing       C. to have killed      D. kill

I _____not thank you too much for your help.

A. may        B. can         C. should        D. will