---The box is too heavy to carry. What’s in it? ---Oh, I _________ it ________books.
—_____________ does it ____________ you to ride bikes to the club? —About thirty minutes.
On the wall ______________ a picture.
找出划线部分字母读音与其它不同的选项。
It’s ____________ for lunch. I walk to the dining hall three __________ a day.
________________ the blackboard and listen to me.