--- 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
____________ your mother _________ a sister?
#61377
A
Do, have
B
Do, has
C
Does, have
D
Does, has
Ms Green often does some        on weekends .
#61487
A
wash
B
washing
C
washes
D
to wash