问题

My mother often spends 2 hours ______ housework every day.

A:do
B:does
C:doing
D:to do;

正确答案是：

同类题型

I wonder if I ________ smoke here.—No，you ________.You see,there is a “NO SMOKING”sign here.

been working with Lily for years,and never before her so serious!

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since you don’t like to see the film withus, you ____ as well watch TV at home.— OK, Mum.