We should eat breakfast( because It's good for us.)注：括号里的是对画线部分提问
I usually clean my bedroom ______about thirty minutes.A:at B:for c:in D:to
找错误,把错的填在前面括号里,并改正在横线上
（ ）I (walk) (to) home (after) school._______________
A B C
注：后面有字括号里的是横线