题目内容：

 

 

1.Tom is a 12-year-old boy. If he has a headache, he should take     a day.

A. 1/2 tablet   B. 1 tablet

C. 2 tablets    D. 3 tablets

2.If you want to borrow some children books, you can go to the    .

A. 5th floor  B. 3rd floor

C. 4th floor D. 2nd floor

3.Lin and his father want to go to the Hamilton Zoo, they should pay     .

A. $15 B. $30  C. $45  D. $10