---- Can I pay the bill next month? ---- Sorry, sir. But it is the rule of our company that all payments _____ be made by the end of the month.
Playing on a frozen sports field sounds like a lot of fun. Isn’t it rather risky, _______ ?
We would hesitate to pull over to the side of the road ________ a stranger in a car wave us down.
Mr Wang’s commitment leaves him held in deep ________ by his students and also wins their respect.
The committee is discussing the problem right now. It will ________ have been solved by the end of next week.
---- Why not buy this type of car,sir? ----- ________ the high price, I could have chosen one .