摘要： It was in 1969 two Americans went to the moon by spaceship. A. when B. that C. at that time D. just then
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It was in 1969 ________ two Americans went to the moon by spaceship.
A. when B. that C. at that time D. just then
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It was in 1969 ______ two Americans went to the moon by spaceship.
A. when B. that C. at that time D. just then
查看习题详情和答案>>
It was in 1969 ________ two Americans went to the moon by spaceship.
A. when B. that C. at that time D. just then
查看习题详情和答案>>