數(shù)一數(shù),答一答。
例: A: How many cats are there?
B: Three cats.
1. A: How many boys are there?
B: __________________________________
2. A: How many birds are there?
B: __________________________________
3. A: How many dogs are there?
B: __________________________________
4. A: How many girls are there?
B: __________________________________
5. A: How many cars are there?
B: __________________________________