题目
They were _ a communication satellite. A successful launch B successful in launching C successful to launch
They were _ a communication satellite.
A successful launch B successful in launching C successful to launch
题目解答
答案
句意:他们成功发射了一颗通讯卫星。
be successful in doing sth. 成功做某事
选B。
解析
本题考查固定搭配。句意:他们成功发射了一颗通讯卫星。be successful in doing sth. 成功做某事。