I was walking to school, I saw a boy crying in the street.A. UntilB. WhileC. BeforeD. Afte

发布时间：2020-08-21 15:04:01

    I was walking to school, I saw a boy crying in the street.
A. Until
B. While
C. Before
D. After

网友回答

A. Until
(答案→)B. While
C. Before
D. After
解析：本题考查连词。句意：当我步行去学校时，我看到一个男孩在街上哭泣。while当……的时候,和……同时。
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