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The children were weeding the garden.A.busyB.employed inC.employD.both A and B

编辑:chaxungu时间:2026-04-24 12:56:16分类:高中英语题库

The children were ________ weeding the garden.
A.busyB.employed inC.employD.both A and B在线课程D
be busy (in) doing=be employed in doing sth. 忙于做某事。