80. Be brave, or you'll lose your chance. (同义句转换)

　　　　 you　　　　　 brave, you'll lose your chance.

79. English is very useful. (改成感叹句)

　　 　　　　　　　　　 useful subject English is!

78. We are going to study in new school in two months. (对画线部分提问)

　　　　 are you going to study in new school?

77. The exhibition of Children's art began a few days ago. (同义句转换)

The exhibition of Children's art has　　　　　　　　　 for a few days.

　　 每空只填一词，将答案写在答题卷上。(共5小题，每小题2分)

76. She has dinner with her grandparents once a week (改成一般疑问句).

　　　　 　she　　　　 dinner with her grandparents once a week?

45. Which of the following sentences is WRONG?

A. Although it was very late, Miss Liu didn’t stop working.

B. The plane has already taken off when we got to the airport.

C. We should not only help each other but also learn from each other.

D. Mum is sleeping now. Please tell them not to make so much noise.