1. 读问句，选答句

⑴How many books do you have?     A. It's twenty.

⑵How many birds do you see?        B. Wow, so beautiful!

⑶What's 10 and 8?                   C. I have 3 books.

⑷Look at the kites.                   D. It's eighteen.

⑸What's 4 times 5?                   E. I see eleven birds.