I think is .
What do you think?


I think so, too!
I think is .


I don’t think so.
I think is .

2.

Look, it is dollar !
I think it is .
What do you think?


I think so, too!
I think is (are) .


I don’t think so.
I think is (are) .

3.

I think is .
What do you think?


I think so, too!
I think is .


I don’t think so.
I think is .