句型转换

小题1:He went to sleep after he finished his homework. (同义句转换)

He _____ _____ to sleep until he finished his homework.

小题2:There will be more trees and flowers in the city in five years. (否定句)

There______ ______more trees and flowers in the city in five years.

小题3:He got up early. He could catch the bus. (合并为一句)

He got up early ______ ______ he could catch the bus..

小题4:He reads English once a day. (对划线部分提问)

_____ _____ does he read English?

小题5:He is too young to go to school. (改为否定句)

He is ______ young ______ he can’t go to school.

关于仲裁协议效力的说法。正确的是（）。

A.当事人对仲裁协议有异议的，可以在仲裁进行中随时提出

B.如果合同终止，则合同中仲裁条款的效力也终止

C.当事人对仲裁协议效力有异议的，只能请求仲裁机构作出决定

D.未约定仲裁机构的仲裁协议无效