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【单选题】
下列设备中,__都是输出设备。A.
投影仪，数码相机，触摸屏
B.
键盘，触摸屏，绘图仪
C.
扫描仪，触摸屏，显示器
D.
绘图仪，打印机，显示器
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【简答题】完形填空。 I have an old cat whose name is Luna. When she was about 2 years old, she started to know __ 1 __ to do and when to do it. At that time, I was working from midnight (午夜) to 7 am. I always __ 2 _...
【单选题】It was when she was about to go to bed ______ the telephone rang.
A.
since
B.
as
C.
that
D.
then
【简答题】This term would be a __________ (adj. 严峻的;苛刻的) test of your ability and willpower.
【单选题】She was about to go to bed when it suddenly _____ to her that she hadn’t turned off the gas.
A.
happened
B.
occurred
C.
explained
D.
referred
【单选题】It was when she was about to go to bed ______ the telephone rang. A.A. since.
B.
as.
C.
that.
D.
then.
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