2. Although Tom is satisfied with his academic achievement, he wonders _______will happen to his family life.
A. it B. that C. what D. this
3. We hope that all the measures against sandstorms, ________ was put forward by the committee, will be considered seriously at the meeting .
A. while B. after C. since D. as
4. We cannot leave this tough job to a person_________.
A. who nobody has confidence B. in whom nobody has confidence
C. for whom nobody has confidence D. who everyone has confidence of
5. You are the best for the job _____ you apply your mind to it .
A. until B. if only C. in case D. unless
6.Hey, leave _____!I hate people touching my hair.
A. behind B. out C. off D. over