A.a | B.an |
A.a | B.an | C./ |
A.Who’s there? | B.How are you? | C.What’s your name? |
A.Let’s make a puppet. | B.Let’s go to school. | C.Let’s play with the puppet. |
A.Goodbye, Miss Liu. | B.Good afternoon, Miss Liu. | C.Good morning, Miss Liu. |
A.This is John. | B.I’m John. | C.Hi, John. |
A.Nice to meet your. | B.How are you? | C.Nice to meet you. |
A.Let’s go to school! | B.Bye! | C.Good morning. |