选词填空。
race    do    on    high    reading
1. Sam can jump _____________.
2. I’m going to run a _____________.
3. She is _____________ a book.
4. It’s going to be sports day _____________ Sunday.
5. We are going to _____________ the long jump.

The sign on the wall means “No ________!”, so we shouldn’t ________ here.(  )

A．park; park

B．parking; park

C．park; parking

老师让我们打扫教室，她可以说：(   )

A．Let’s cleaning our classroom.

B．Let’s clean our classroom.

I will help my mother ______ the floor. ( )

A．drying

B．dry

C．dried

请根据所给词的适当形式填空。
1. Tom wants to ____________ (buy) a postcard today.
2. Go straight for five ____________ (minute).
3. Usually he ____________ (walk) to school every day.
4. This is my book, that is ____________ (you).
5. Sarah ____________ (take) a trip next week.