1 . We clean the desks and w________ every week.

2 . There is a b________ between lessons so we can do some sports.

3 . Your mother’s __________ is your father.

4 . —Who’s that boy?
—He’s my cousin, my aunt’s s________.

5 . We prepare to buy a new dress for our new friend, but we don’t know the ________ (身高) of her exactly.

6 . Each lesson is 45 minutes long, and there’s a b________ (休息) between lessons.

7 . In the photo, my 2-year-old brother sits on father’s right k_______.

8 . After an hour’s work, let’s take a short b________.