The two friends _____ on the Internet for three hours, and they would go on till the next morning. 
#63829
A
had been chatting
B
had chatted
C
were chatting
D
has been chatting
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The ___ look on his face suggested that he ____ so.
#63805
A
surprised; hadn’t expected
B
surprising; hasn’t expected
C
surprised; hasn’t expected
D
surprising; hadn’t expected