Parents should cooperate with teachers and ___ themselves in their children's education.

___ the plan carefully, he rejected it.

The fact that something is cheap doesn't ______ mean it is of low quality.

What can you do if you've noticed some of the signs of stress mentioned in the passage?

He doesn't have enough ___, while his brother is ___ in repairing cars.

Which of the following is not mentioned as a sign that your job is doing harm to your health?

Whenever the man says something against his wife, she_____ lose her temper.

Have dinner with us, ______?

I heard the news ______ our team had won.

do we suspect that this district is rich in mineral resources.

It has been reported that more than one kid ____with the “Bird Flu”.

You must have sent her off at the airport yesterday, ____ ?