---Thank you for       us so much help.---You are welcome.
#49983
A
give
B
to give
C
giving
D
to give
推荐题目
The purpose of new inventions is _______ life more difficult, but to make it easier.
#48430
A
not make
B
not making
C
not to make
D
do not make
Thank you for_______ me with my English.
#49078
A
help
B
helping
C
to help
D
helps
When the teacher came in, he saw some boys _______ behind Daniel, _______ the computer games. 
#50360
A
sit, watching
B
sitting, watching
C
sit, to watch
D
sitting, watched
They always have a good time ____ each other.
#51084
A
chatting
B
chat
C
chatting with
D
chat with