They had a wonderful time _______
#58860
A
chating on the Internet
B
chatting on the Internet
C
chating in the Internet
D
chatting in the Internet.
推荐题目
I had a hard time _________ where the post office is. 
#59595
A
finding
B
found
C
finds
D
to find
---Miss Hu, I have trouble __________ grammar and __________ the text. 
#55875
A
with; to understand
B
on; in understanding
C
with; understanding
D
on; to understand