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问题 单项选择题

关于激光武器，以下说法错误的是（）

A.是利用激光束来直接毁伤目标或使之失效的定向能武器

B.分为高能激光武器和低能激光干扰与致盲武器

C.仅限于在大气层内使用

D.可以和预警系统配合使用

答案

参考答案：C

填空题

根据单词首字母填空。

    Jim was traveling by train. He was very (1) h______. The train stopped at a small (2)s______. He

wanted to buy a cake to eat very much, but it was (3)r______  hard. He wanted (4)s______ to help him. A little boy coming over to him. Jim (5)a______ the boy to buy cakes for him. He gave the little boy one

yuan and said:"Go and buy two cakes with the (6)m______. One is for me, the (7)o______ is for you.

Can you help me?"

    The little boy was very (8)h______ and ran to buy cakes in the rain. A few (9)m______ later the boy

came bake and said,"I'm (10)s______. I'm eating the last cake. It's delicious.Thank you very much.Here's your 50 fen."
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不定项选择

木马的硬件部分包括（）.

A．客户端

B．控制端

C．服务端

D．Internet
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