Getting your students ________ in classroom activitiesis vitally important

We had to _______ the sports meetingbecause of the bad weather.

Mum,it is nice weather.I want to skate this afternoon.—Don’t you think the ice on the lake is too thin to __________ your weight?

下列各项中，语言表达得体的一项是（ ）

Despite the fact that there was great ________ against women entering men’s profession then, she succeeded as a manager of a big company.