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In 1956, Qian Xuesen suggested setting up a special organization, which later became the leading organization for China's rocket and air travel programs. In June 1964, China successfully created its first medium rocket. Qian also played an important role in developing China's first man­made satellite. On April 24, 1970, "Dongfanghong-I" was successfully sent into the air.

When was China's first medium rocket created?

A.In 1955. B.In 1956. C.In 1964. D.In 1970.

九年级英语阅读单选困难题

少年,再来一题如何?
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