Do you know ______ he did not turn off t

搜题请搜索小程序“爱下问搜题”

问题选择题

Do you know ______ he did not turn off the light?

A. what
B. how
C. if
D. why

答案

答案：D

选择题

— I prefer shutting myself in and listening to music all day onSundays.

— That's _____ I don't agree. You should have a more active life. [ ]

A. where

B. how

C. when

D. what

填空题

采用“直接存储器存取”方式传送数据时，数据通过总线可直接在存储器和I/O设备之间进行传送。“直接存储器存取”的英文缩写是【11】。