不是祈使句的是:
A. Please don't talk so loudly.
B. to open the box first.
C. Don't talk to John. He is busy.
D. You go and tell him, Kris.
务必请坐。
A. must sit down.
Be sit down.
C. sit down
Do sit down
一定要努力学习。
A. Do study hard.
B. Study hard.
C. To study hard.
D. To hard study.
不准乱扔杂物!
A. No entry!
B. No litter!
C. Go this way,please.
D. Li Ming,come here.