关于巡航导弹,以下说法正确的是()
A.使用的是喷气发动机
B.在敌方上空巡航伺机攻击
C.都是由巡洋舰发射的
D.发射后即关闭通信,弹体外无法控制
参考答案:A
The student ________from the training so much that he was ________the first prize in the event.
A.benefited;rewarded
B. awarded;awarded
C.awarded;benefited
D.benefited;awarded
黄芪主产于
A.新疆
B.西藏
C.河北
D.内蒙古