20.【2012届黑龙江哈三中三模】22. You naught boy! You _______ get what you deserve!
A. should B. can C. shall D. may
【答案】C
【解析】考查情态动词的用法。Shall用于第三人称单数，表示“一定”。句意：你这个调皮的孩子，你一定会得到应有的惩罚。
21.【2012届甘肃省西北师大附中高三诊断】12. ---When shall we meet your cousin at the station?
---His plane took off 2 hours ago, and it _________ arrive at 5pm.
A. could B. should C. must D. can
