— How did they get to know each other?—The Chinese skier made the of the Canadian player at 2014 Sochi Winter Olympic Games.

From his________look，I could see that he didn’t believe what I said.

We would appreciate it if customers don't______ to leave their suggestions and expectations for our product.

The air is deadly polluted because some factories don’t    __the rules to protect the environment.

The country has________ too many wars.