The passengers’ (乘客) families were        to keep calm as soon as they heard the bad news.

If he        harder, he’ll catch up with us.

My grandpa is _________ weak ______ look after himself．He needs help．

_____________ is necessary __________ he trains himself before the Guangzhou Marathon.

3-junior high school life will be over . I will remember those things and teachers _____ are unforgotten .

Stand over there, _______ you can see the pandas better.

The harder you__________, the better progress you ___________.

—Could you tell me _______, Mary?
—Of course. Go straight, and you’ll see it on your right.

Suzy was making a snowman _______ Kitty was standing beside her.

句型转换。根据要求完成下列句子，一空一词。（每空1分，共10分）
【小题1】Your key is on the floor. （对划线部分提问）
___________ ___________ your key?
【小题2】Tom is a good student. (变一般疑问句)
_________ _________ a good student?
【小题3】Those are orange chairs. (变为单数形式)
_______ is        orange chair.
【小题4】The baseballs are on the desk. (变为否定句)
The baseballs __________ on the desk.
【小题5】This is my dictionary. (变为复数形式)
______ are ______          .