This dictionary is very useful. It has ___ many problems about words and idioms for me.
#81986
A
looked up
B
kept up
C
taken up
D
cleared up
推荐题目
Fat on human beings is _____ in different ways.
#73046
A
distributed
B
donated
C
reflected
D
abandoned
34. When he knocked at the door, my mother was busy ____ supper.
#81051
A
preparing for
B
in preparing
C
to prepare for
D
to prepare
At first they worried about the situation but things ____ quite well.
#70312
A
went on
B
carried on
C
worked out
D
tried on