He asked them to come to his office one _____. 
#65025
A
at a time
B
at all time
C
at times
D
at one time
推荐题目
No matter how I tried to read it,the sentence didn’t ________to me.
#69897
A
understand
B
make out
C
turn out
D
make sense
In order to           in a short time, the actress ate a large amount of food             much fat and protein(蛋白质).
#71160
A
put on weight; contained
B
put on weight; containing
C
lose weight; containing
D
lose weight; contained
My father told me that he had___ hard life in his childhood. 
#69712
A
calmed down
B
gone through
C
added up
D
set down