“If you stop dropping litter, I’ll kiss         pig.” the head teacher promised the students at a school meeting.

Although I am not good enough at my subjects, I want to be ______ university student in the future.

In the United States, Father's Day falls on ________ third Sunday in ________ June.

--Do you have       email address?    ---Sorry, I only have a Wechat(微信) ID.
A. a            B. an         C. the       D. /

- Do you still remember_______ trip to my father's farm?
- Yes, of course. _______ great time we had there! I'll never forget it.

—After I graduate, I'll try to get a job, you know, as        engineer.
—You’re practical. I’m sure you can do a good job.

I have had _____cold. So I must go to see the doctor.

I can play ________ chess, so I want to join the chess club.
A. a                        B. the                  C. /

I really like       book you lent me yesterday.
A. a                      B. an               C. the

    Greens were having       supper when they came to visit them.
A. / ; the          B. The; /       C. /; /