They have been friends ________ they first met.
since
while
before
after
Our neighborhood is so dirty. Shall we clean it this afternoon or tomorrow?
____.Any time is OK.( )
It is up to you
Excuse me
Have a good time
I'm afraid I can't
Look at the man standing at the school gate. Is he your math teacher Mr. Brown?
No. it ____ be him. He has gone to Chengdu on business.( )
needn't
can't
may not
mustn't
Have you ever read the traditional story Yu Gong moves a Mountain?
Yes. our teacher often advises us ____ more meaningful traditional books.( )
reading
reads
read
to read
Could you please tell me ____ ?
Sorry , I don't know.You may ask Mr. Black over there.( )
who does the robot belong to
who the robot belongs to
who did the robot belong to
who the robot belonged to
What a terrible rainstorm it was last night!
Yes, many old trees and houses ____.( )
pull down
were pulling down
were pulled down
pulled down