—Was it in April, 1970 China succeeded sending its first satellite into space?
—Yes, that’s right.
A. when; in
B. that; on
C. which; on
D. that; in
网友回答
A. when; in
B. that; on
C. which; on
(答案→)D. that; in
解析：考查强调句及介词。前一空考查强调句结构it was +强调部分+ that从句，后一空考查短语succeed in doing成功做某事。故选D。