【题目】Eighty percent of the students in this school ________ three to five times a week.

【题目】That ________ be an alien—there’s no such thing!

【题目】Miss Li likes swimming very much and now she ________ on Saturday afternoon.

【题目】If you take a vacation this summer, so ________ I.

【题目】—________ have you prepared for the competition?

【题目】Sally’s home is far from Fun Times Park, so she ________ walks there.

【题目】His mother took him to visit the Great Wall on his ________ birthday.

【题目】They ________ on the sofa when the telephone ________.

【题目】________ song the little girl sings!

【题目】I think you’ll miss the train ________ you hurry up.