3.Jim wanted me ____ him up at ten o'clock.
A.ring
B.rings
C.to ring
D.rang
2.Mr Zhang often teaches his Japanese friends ____ Chinese food.
A.cook
B.cooks
C.cooked
D.to cook
28.A 29.A 30.C
Liu Ying told me ____ of her at home.
A.to wait
B.wait
C.waits
D.waiting
27.C.根据前一句提示可知。
26.C.道理同上题。
25.A.needn't(不必)与must(必须)相对应。
24.A.had better的疑问句是把 had放到主语之前,否定句是在better后加not。
23.C.
22.D.“must+be+动词-ing形式”是情态动词的现在进行时形式,意为“现在一定(正在)……”。
21.D.注意 need做情态动词可用于疑问和否定句,其构成分别为 Need sb. (do)…?和 sb. needn't(do)… need无人称变化。做实意动词时,构成Do(Does) sb. need to (do)…?和sb. don't(doesn't)need to(do)…