--Is your uncle a pilot? --Yes. He _________ four days a week and has been to many places. 
#99518
A
travels
B
travelled
C
has travelled
D
had travelled
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Ladies and gentlemen, please fasten your seat belts. The plane__________.
#102288
A
takes off
B
is taking off
C
has taken off
D
took off
He insisted that he _________ nothing wrong and ________free .
#103397
A
should do ; should be set
B
should do; had been set
C
had done; should be set
D
had done; had been set[
I didn’t get into the two-hour quarrel; I know how it ______, though.
#104076
A
would break out
B
has broken out
C
was breaking out
D
had broken out