The lady was so absorbed in her job that she didn't hear a customer at the door.
A. to knock
B. knocking
C. be knocked
D. knocked
The lady was so absorbed in her job that she didn't hear a customer at the door.A. to kn
答案:2 悬赏:50 手机版
解决时间 2021-04-09 04:18
- 提问者网友：呐年旧曙光
- 2021-04-08 05:14
最佳答案
- 五星知识达人网友：七十二街
- 2021-04-08 06:20
A. to knock(答案→)B. knockingC. be knockedD. knocked解析：答案：B 考查非谓语动词。句意：这位女士如此专注于她的工作以至于她没有听到有位顾客正在敲门。hear sb. doing sth.听到某人正在做某事。
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- 1楼网友：酒醒三更
- 2021-04-08 07:59
这下我知道了
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