9.　　　　　 Up to now, I ________ four cups of coffee this morning. ( drink)

8.　　　　　 ________ to eat in the school cafeteria every day made me sick.　 (force)

7.　　　　　 Do you feel like ________ a walk along the river? ( have)

6.　　　　　 Don’t let those who are not old enough ________ the video game arcade. ( enter)

5.　　　　　 I meant _______　 you last weekend, but I was too busy and could not afford any time. ( visit )

4.　　　　　 We can do no nothing now but _________him. ( encourage)

3.　　　　　 You are wasting your time __________ him; he’ll never take your advice. ( persuade)

2.　　　　　 If selected, he promised he would do all he could ________ public welfare. (promote)

1.　　　　　 With everything he needed ________, she left the supermarket. ( buy)

100. The seaman _____ swim only half way before he drowned.

　 A. could　　　　　　 B. might　　　　 C. was able to　　　　 D. would