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Of all the books on the desk, ____is of any use for our study.

A．nothing     B．no one      C．neither      D．none

—Has Sam finished his painting?

—No idea．He _______ it this morning.

A．did    B．has done   C．was doing D．had done

Although medical science ______ control over several dangerous diseases, what worries us is that some of them are returning.

A．achieved   B．has achieved     C．will achieve      D．had achieved

In this country it is required that anyone who _______recently come here ______ to pass this kind of test.

A．has, has    B．has, had    C．have, have       D．has, have

There have been several new events _____ to the program for the 2008 Beijing Olympic Games.

A．added       B．to add       C．add   D．adding

The camera isn’t___. It still ___where I ___ it a month ago.

A．missed; lies; lay                                         B．gone; lays; laid   

C．missing; lies; laid                                        D．lost; lays; lay

I lost a book, ___ I can’t remember.

A．the title of that        B．its title      C．the title of it     D．whose title

Your performance in the driving test did not reach the required standard, ____, you failed．

A．on the contrary                                          B．after all

C．in other words                                            D．at the same time

— What are George’s family like?

— _______.

       A．They are all warm-hearted and thoughtful

       B．Oh, it’s a big one.

       C．They all like sports and games.

       D．His family is very similar to yours

_____ hard the work is, he will keep it up.

A．No matter       B．Even though    C．As if  D．However