15.– How cold it is! I wonder how grass survive under such heavy snow. --Don’t worry.There is a lot of air in loose snow which _______.
Ladies and gentlemen, please fasten your seat belts.The plane __________.
Miss Lin expressed her strong determination that nothing could make her ____ her job as a teacher.
The number of the people invited to the meeting ____ about 100, but a number of them ____ late because of the heavy snow.
The students asked ____.
You should thank Peter. It was he who finally ____ your son to stop smoking and playing computer games.