16、—Has Ingrid handed in her paper yet?

—I’m not sure .She        on it last week.

A．was working    B．has worked      C．worked     D．had worked

15、A huge amount of oil was spilt on the road, the effects of       are still being left.

A．it       B．that   C．which       D．whom

14、    most wolves rely on their groups for food ,shelter and companionship ,they have developed a system of signals to keep the groups together.

A．Because    B．Although   C．Unless      D．Where

13、—These grapes look really beautiful.

—They       !See the price, $ 3.99 a pound .Too expensive ,aren’t they?

A．would       B．could C．might       D．should

12、—Sharks will attack people while they are swimming.

—Right.       I think people are more dangerous to sharks than sharks are to people.

A．So     B．And   C．But    D．For

11、When I caught him     me I, stopped       things there and started dealing with another shop.

A．cheating ;buying      B．to cheat; buying       C．cheating; to buy       D．to cheat ;to buy

10、—I need to get downtown .Is there a bus that goes there?

—Take Bus No. 9 or 12. They       go downtown .Take       one comes first.

A．all ;whatever    B．all ;whichever   C．both; whatever D．both; whichever

9、These surveys indicate that many crimes go       by the police, mainly because not all victims report them.

A．unrecorded                                                B．to be unrecorded 

C．to have been unrecorded                              D．unrecording

8、I hear many people are on the beach after the rainstorm for there       thousands of kinds of seashells.

A．being        B．are    C．having      D．have

7、—Is this your second car?

—Yes .Blue is always my color. It is a little       but still fits        into the garage.

A．wider ;easily                                               B．widest ;more easily

C．wider ;more easily                                      D．widest ;easily