摘要：3．Was it in 1969 the American astronaut succeeded landing on the moon? A．when; on B．that; on C．when; in D．that; in
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Was it in 1969 _____ the American astronaut succeeded_____ landing on the moon?
A．when；on B．that；on C．when；in D．that：in
查看习题详情和答案>>. Was it in 1969 _____ the American astronaut succeeded_____ landing on the moon?
A．when；on B．that；on C．when；in D．that：in
查看习题详情和答案>>Was it in 1969 _____ the American astronaut succeeded ____ landing on the moon?
| A．when; on | B．that; on | C．when; in | D．that; in |