The couple ______at this time yesterday. Nobody knew when they stopped.
#50618
A
heard quarrelling
B
heard to quarrel
C
were heard quarrelling
D
was heard to quarrel
推荐题目
We had no time_________, but we had a great time _________the model plane together.
#50776
A
to chat;making
B
to chat;to make
C
chatting:making
D
chatting;to make
