成人英语三级

6. They overcame all the difficulties and fulfilled the plan ten days ahead of schedule, ______ was something we had not expected.

A.that B. this

C. it D. which

7. You can’t hear what I’m saying ______ you stop talking.

A.only if B. unless

C. lest D. except that

8. I know a number of occasions _______ people died from water pollution.

A.how B. as

C. when D. where

9. They did not discover until later ______ the car had been destroyed.

A.as B. than

C. which D. that

10. _______ seems easy in theory seems difficult in practice.

A.That B. With

C. What D. It

答案：6-10 DBCDC

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