一、1.He is playing with the baby now. 

2.Don’t go. Please wait. 

3.We went to the zoo yesterday. 

4.I can see many tall trees. 

5.I watched a film last night. 

二、1.A girl is dancing. 

2.She is writing a story. 

3.Don’t turn left. 

4.I’d like some water. 

5.She is very tired. 

三、1.What is he doing? 

2.Where is the post office? 

3.How much is the stamp? 

4.What would you like to eat? 

5.Did you have a nice trip? 

四、It is Sunday today. There are many people in the park. Look! Some children are playing football. Some old women are singing. A girl is drawing a picture. Listen! A baby is crying. Why? Oh, he is hungry.