【題目】We had _______ 7-day holiday during this National holidays, but some of us felt unhappy because of _________heavy traffic on the highways.

【題目】I know your father once studied in a university. When did he _______university?

【題目】The boy often in the sofa to watch TV, so there was something wrong with his eyes finally.

【題目】--Would you like to see sitcoms in the Oscar movie theater?

【題目】 to say sorry if you make mistakes. It's a way to tell others that you will try to do better in the future.

【題目】--I'm worried about my math these days. I don't know what to do.

【題目】Listen! There must be someone the guitar in the next room.

【題目】Mike, if you go on telling lies, you'll being trusted by no one.

【題目】After living with his grandparents in the countryside for ten years, the boy returned to the big city _______ his parents worked.

【題目】He was impolite to the Customs Officer, _______, of course, made things even worse.