问题

Don’t ____sad(伤心难过的). Let’s go and fly a kite.
A:am
B:is
C:be
D:are
B:is
C:be
D:are
正确答案是:
同类题型
People usually work the day and sleepnight. [ ]
_____ have you been swimming? For five years.
Jim, I want to know the sports news. _______ the TV, please. —OK, Dad.
Have you ever come here before?— No. It is my first time that I to this city.
Hefei is a beautiful city, isn’t it?—Yes. There are about two ____ visitors here week.