The old professor travelled from one school to another, _______ first-hand information about the education situation in China. 
#92204
A
to gather
B
collecting
C
getting together
D
to get together
推荐题目
During the next ten years, she had to work hard _____ for the necklace.
#98321
A
paying
B
to pay
C
for paying
D
in order to paying
 I'm busy now. I'm sorry I can't help ____ the flowers. 
#98051
A
watering
B
watered
C
waters
D
to water
The temple , _______ the Song Dynasty ,was pulled down last month. 
#91189
A
which dating from
B
which was dated from
C
dated from
D
dating from