--- Thank you for _____ me with this heavy box.    --- You are welcome.
#61929
A
helping
B
to help
C
help
D
helped
推荐题目
Bamboo can __ paper.
#60401
A
used to make
B
be used make
C
be used to make
D
be used to making
---What are you ______?   ---I can’t find my dictionary.
#59635
A
looking at
B
looking down
C
looking for
D
looking like