L4课前测

They held a party _____(celebrate) their success.

It is no use _____ (regret) your past mistake.

She was elected a _____(product) worker.

He regretted ______(complete) his task in time.

Getting enough exercise is of great _____(necessary)

We need to have a close _____(relate) with each other.

A few minutes later the bomb went _____, destroying the vehicle

It is essential _____(wash) hands before having a meal.

A young man was found _____(beat) to death last night.

A national park is a _____(protect) area where you can see animals and plants in their natural habitat.