问题

Where are Lucy and Lily?—Oh , the two girls must _______ a game in the garden now.
A:play
B:are playing
C:played
D:be playing
B:are playing
C:played
D:be playing
正确答案是:
同类题型
There _______ a big cake and some flowers at the party.
Why didn’t you go to the party ?_______ an invitation, I would have gone to the party .
Generally speaking, a computer works _______________ a human brain.
How was your weekend, Rose?–Awful! This was the first time I ________ alone at home, bored to death.