问题
It was in 1969 ______ two Americans went to the moon by spaceship.[ ]
A: when
B: that
C: at that time
D: just then
B: that
C: at that time
D: just then
正确答案是：
同类题型
What the doctors really doubt is_____ my mother will recover from the serious illness soon.[ ]
Look!It _______ be Mr Zhang . —No,it _______ be Mr Zhang. He has gone to Paris .
Have you seen the film The War Horsey—Of course, I have．It was in my hometown ______ it was made．
Can you tell me -I think it’s his.
How did it________that the ancient building was burnt down in an hour?[ ]