----Do you hear that Mary quarreled with Lily this morning?----Are you sure?But they acted_____nothing had happened.
#14327
A
as if
B
as long as
C
even if
D
so that
推荐题目
You’d better        fatty food if you want to stay slim
#13566
A
keep off
B
send off
C
take off
D
pay off
 These flowers should not be watered too ______, once _____. 
#12398
A
long; every other day
B
often; every fourth day
C
soon; every two days
D
frequently; each five days
The librarian took a story book _____ from the shelf and gave it to the girl.
#13830
A
in vain
B
at random
C
at the moment
D
at any rate