语法词汇练习 语法大全 语法详解 英语听力 
In some cities the traffic police use computers to keep the traffic________smoothly.
#88491
A
being run
B
run
C
to run
D
running
下一题
推荐题目
______ more visitors, the Beijing Garden Expo Park gives roses to visiting couples.
#90597
A
Attracted
B
Attracting
C
To attract
D
Having attracted
 As soon as she entered the room, the girl caught sight of the flowers _________ by her mother.
#98262
A
buying
B
being bought
C
were bought
D
bought
He did nothing but ________walk in the street. 
#95370
A
taking　　　　
B
take　　　　
C
to take　　　　
D
took
When his mother came in, the boy pretended       .
#92227
A
reading
B
being read
C
to read
D
to be reading
To fetch water before breakfast seemed to me a rule ______.
#96155
A
to never break
B
never to have broken
C
never to be broken
D
never to be breaking