Three days later word came our country had sent up another man-made satellite.A. which B.

问题补充：

Three days later, word came our country had sent up another man-made satellite.

A. which

B. when

C. that

D. where

答案：

A. which

B. when

(答案→)C. that

D. where

解析：可联系答.案.网客服索取。