选择题!Mrs.Green is busy()in the kitchen while her son is busy ()the homework.A.cooking;withB.to cook;withC.cooking;to doD.with cooking;doing

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选择题!Mrs.Green is busy()in the kitchen while her son is busy ()the homework.A.cooking;withB.to cook;withC.cooking;to doD.with cooking;doing

选择题!Mrs.Green is busy()in the kitchen while her son is busy ()the homework.A.cooking;withB.to cook;withC.cooking;to doD.with cooking;doing
选择题!Mrs.Green is busy()in the kitchen while her son is busy ()the homework.
A.cooking;with
B.to cook;with
C.cooking;to do
D.with cooking;doing

选择题!Mrs.Green is busy()in the kitchen while her son is busy ()the homework.A.cooking;withB.to cook;withC.cooking;to doD.with cooking;doing
a
be busy doing sth
be busy with sth

A
解释:
be busy doing ...
be busy with ...【名词】
都是忙着做某事的意思

回答即可得2分,回答被采纳则获得悬赏分以及奖励20分好像A.D都可以

a