--- 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
The West Lake is great. People ________ it every year.
#52813
A
are visiting
B
to visit
C
visits
D
visit
If you don’t know how to read new words, ____ them____ in a dictionary. 
#58796
A
look, for
B
look, after
C
look, at
D
look, up
Ann is only two years old, so we should ______ her.
#55633
A
look at
B
look for
C
look after
D
look out