My friend is going to buy me a present.

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问题选择题

My friend is going to buy me a present. So I am very ____. [ ]

A. bored

B. tired

C. happy

答案

答案：C

选择题

I don’t know when my father _____ back, but I’ll let you know when he ___back.

A．comes, comes

B．will come, will come

C．comes, will come

D．will come, comes

单项选择题

一般把以( )为基本逻辑部件的电子计算机称为第三代计算机。

A．电子管
B．晶体管
C．集成电路
D．超大规模集成电路