The how-to book is of great help to ____ wants to apply for the job.
| A.who | B.whoever | 
| C.no matter who | D.whomever | 
—Can you describe _____ it happened?
   —Yes, I was riding on my bike _____ a car knocked me down from behind.
| A.when; as | B.how; as | C.how; when | D.how; while | 
Sometimes the boy is a bad-tempered child, but he ____ be quite lovely when he wishes.
| A.may | B.can | C.shall | D.must | 
---I was trying to carry out the plan, but I failed.
 ---Well, you _____, for we were uncertain it would do ____.
| A.needn’t do that, in fact | B.needn’t have done, in effect | 
| C.needn’t have, in practice | D.needn’t, in time | 
It was foolish of him to ____his notes during such an important test, and as a result, he got punished.
| A.point to | B.keep to | C.stick to | D.refer to | 
Many a man and many a woman _____ that he or she had better education.
| A.wish | B.has wished | C.do wishes | D.have wished |