All the students were sleeping _______they heard a man _______“help”.
A. when; shouting B. while; to shout
C. when; to shout D. while; shouted
My _______ sister is 2 years _______than me .
A. elder; older B. elder; elder
C. older; older D. older; elder
Jim with his brother ________ in the garden when the rainstorm came.
A. is playing B. are playing
C. were playing D. was playing
--_________ call your best friend up? – That’s a good idea.
A. How about B. Why C. Why not D. How
________ careful you are， _______ mistakes you will make.
A. The more; the more B. The fewer; the more
C. The more; the fewer D. The less; the less
I think _________ is necessary among family members.
A. organization B. satisfaction
C. communication D. Situation
