11. - Why can’t I go? - ______ you’re too young.

    A. For

    B. Because

    C. As

    D. Since

    12. He is ______ a clever young man ______ he can speak about ten foreign languages.

    A. such…that

    B. so…that

    C. so a…for

    D. such…so

    13. They climbed to the top of the hill ______ they could get a bird’s eye view of the city.

    A. for fear that

    B. in case

    C. in order that

    D. as a result

    14. ______ it is very late now, these managers are still working in their office.

    A. As
   
    B. Although

    C. When

    D. If

    15. Although it is raining, ______ continue working in the fields.

    A. so they

    B. and they

    C. but they

    D. they

    16. Even if it ______ tomorrow, the sports meet will take place.

    A. will rain

    B. rains

    C. rain

    D. has rained

    17. ______ nonsense the paper prints, some people would believe it.

    A. Whatever

    B. What

    C. However

    D. How

    18. __hard he tried, he could not lift it. A. Whichever

    B. No matter

    C. However

    D. Although

    19. We must begin testing the instrument, no matter ______ difficult it is.

    A. what

    B. how

    C. when

    D. where

    20. When Jack arrived he learned Mary ______ for almost an hour.

    A. had gone

    B. had set off

    C. had left

    D. had been away