单项选择 适中0.65 引用1 组卷154
Henry ________ his homework when his hand began to hurt.
A.does | B.was doing | C.were doing | D.do |
20-21八年级上·天津·期末
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Facial recognition(人脸识别)technology is widely used today. _______, the police use it to search for bad guys.
A.For example | B.As a result |
C.As soon as | D.At first |
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