The purpose of new inventions is to make life easier,      it more difficult.
#48658
A
not make
B
not making
C
not to make
D
do not make
推荐题目
-- Have you ever considered _______ Paris some day?
#50825
A
visit
B
visiting
C
visits
D
visited
It takes my mother much time _________ every day. 
#48533
A
to cook
B
cooking
C
cooks
D
cook
Tina was looking forward to ________ to Mary’s birthday party.
#51309
A
inviting
B
being invited
C
invite
D
be invited
Let's __________. We haven't got any fruit and vegetables.
#49269
A
went shopping
B
go shopping
C
goes shopping
D
going shopping