题目内容
— Why _____ these cards ______ orange?
— Because orange can cheer you up.
— Because orange can cheer you up.
A.do; colour | B.are; colour | C.are; colouring | D.are; coloured |
D
此题考查动词的被动语态的基本结构,be done;其中be有人称、数和时态的变化。
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