---- Hurry up ! The bus is coming .
----- Wait a minute. Don’t cross the street_________ the traffic lights are green.
A.since | B.after | C.while | D.until |
---- Hurry up ! The bus is coming .
----- Wait a minute. Don’t cross the street_________ the traffic lights are green.
A.since | B.after | C.while | D.until |
试题篮
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