I had meant to meet you at the airport this morning but I was too busy for I ________ a report.
#99461
A
wrote
B
was writing
C
have written
D
had written
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The two friends ______on the Internet for three hours, and they would go on till the next morning.
#101929
A
have been chatting
B
had been chatting
C
were chatting
D
had chatted
 He ______ at the meeting, but his heart attack prevented him.
#104277
A
will speak
B
is going to speak
C
had to speak
D
was going to speak