There are several factors _______ in the economy _______ make it difficult to predict the future.
#96479
A
operate; where
B
operating; which
C
to operate; that
D
operated; what
推荐题目
The center, dealing with children_______ to computer games, has achieved great success.
#91361
A
addict
B
addicting
C
to addict
D
addicted
When ______ why he behaved that way at table，he made no reply．
#98513
A
being asked
B
asked
C
asking
D
to ask
______ as planned, our work was highly thought of(受到高度评价).
#92958
A
Completed
B
Completing
C
Having completed
D
To be completed
The judges gave no hint of what they thought, so I left the room really ________.
#91100
A
to be worried
B
to worry
C
having worried
D
worried