It was not until 1969______the American astronaut succeeded in landing on the moon.
A. which
B. then
C. when
D. that
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Hardly had the sun started to shine______it was clouded over again.
A. then
B. when
C. than
D. so
Hardly had the play started______a power cut.
A. when there was
B. when was there
C. than there was
D. than was there
I did not learn to drive______I was thirty-three years old and bought my own car.
A. not until
B. until
C. not till
D. till
He has never been to London before,______he knows everything about the people and the customs there.
A. and
B. but
C. for
D. so