He was only in__ at the time.
A. his 20's
B. the 20's
C. his twenties
D. the twenties
查看答案
The two great men wrote those letters in__ .
A. 1870's
B. 1879s
C. the 1870's
D. the 1870
He came out__ in the track events.
A. first
B. one
C. the first
D. the one
It was in 1939 that __broke out.
A. World War Second
B. the World War Second
C. Second World War
D. World War II
You'll have to spend __writing your report here.
A. one day or two days
B. one day or two
C. a day or two
D. two days or one
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