Let's ______ to school! （   ）

A．go

B．to go

C．goes

We’re going to ________ basketball. (   )

A．play

B．playing

C．play the

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.

Let’s__________(play/ playing) clapping games together!

I      the pen, but I can't      it now. (   )

A．looked for; found

B．found; look for

C．looked for; find