单项选择题

(By the time) Neil Armstrong and Edwin Aldrin, Jr. walked on the Moon (in July 1969), there (will have) been many (space) expeditions.

A．By the time
B．in July 1969
C．will have
D．space
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单项选择题
Children may not enjoy (to eat) sweets after a meal (so much) as at other (times), but it is healthier for them (to do) so.
A．to eat
B．so much
C．times
D．to do
单项选择题
(Every) man and woman (should vote) (for) the candidate (of their choice).
(Every) man and woman (should vote) (for) the candidate (of their choice).
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