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If we throw away too much waste and can’t keep good ecosystem,we _________ our future.

A.must have destroyed          B.could be destroying ?

C.may be destroying             D.must destroy ?

The traffic accident wouldn’t have happened yesterday,but the driver _________ really careless.?

A.had been　  B.is

C.were　        D.was?

Though flu is a       disease,it can cause death.

A.regular                      B.normal                      C.usual                         D.common

If you think that treating a woman well means always_______her permission for things, think again.

A. gets       B. got        C. to get        D. getting

It’s you, Tom! I never dreamed ______ you here.

   A. to meet               B. meeting             C. of meeting                D. meet

.I don’t like _________ you speak to her.

A.the way                     B.the way in that           C.the way which           D.the way of which

The students gave a quick answer to the question ________they did it,________was raised by the foreign visitors.

A.which;which              B.why;which                C.why;that                    D.that;that

I’m sorry,but I can’t afford buying such an expensive flat.

Without facts，we can’t form a correct opinion，for we need to have actual knowledge______our thinking.

A.which to be based on                                     B.which to base on

C.on which to base                                           D.which to base

The evening news comes on at 7 o’clock and ______only thirty minutes.

A.keeps                        B.continues                   C.finishes                     D.lasts