We spend about an hour a day ().a:do our homework .b:doing our homework .c:to do our homework .d:to
问题描述:
We spend about an hour a day ().a:do our homework .b:doing our homework .c:to do our homework .d:to
答
B 因为spend 后面加doing
答
正确答案是B,spend doing something 是固定用法,花费时间做某事。
答
a
答
C,肯定选C,spend sometime to do something.固定搭配
答
B
答
b doing our homework
答
B
spend + 时间 + doing 是固定搭配