You had better book rooms at the hotel in advance _____you should find no room on your arrival

The girl handed everything _____ she hadpicked up in the street to the police.

He argued _______ smoking, and insisted that it was ________ argument that smoking was harmful to health

Could I have apples — Sorry, we don’t have .

Shanghai has _______ the pace of becoming a world-class tourist destination. For example, Shanghai Disneyland, Disney’s first theme park on Chinese mainland, is under construction.