The computer was invented in the 1940’s and quite a lot ever since.
A. was changed
B. had changed
C. has been changed
D. will change
The computer was invented in the 1940’s and quite a lot ever since.A. was changedB. had c
答案:2 悬赏:30 手机版
解决时间 2021-04-13 09:17
- 提问者网友：不爱我么
- 2021-04-12 11:54
最佳答案
- 五星知识达人网友：往事埋风中
- 2021-04-12 12:59
A. was changedB. had changed(答案→)C. has been changedD. will change解析：考察时态。本题的关键在于后面的时间状语ever since自从，该短语要和现在完成时连用。句意：电脑是20世纪40年代发明的，从那以后一句发生了很大的改变。故C正确。
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- 1楼网友：上分大魔王
- 2021-04-12 13:31
谢谢了
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