Jack's business is not as good as before,so he has to ________the expenses of his company.
__________ fishes are usually more expensive than __________ ones, because it's not easy to keep them __________.
-Hello! Is Mr. John in the office? -Yes. But I'm sorry. He is busy __________ and can't speak to you.
The government declared that it would __________ an end to some unfair policies the next month.
_________ last term we had finished our experiments.
It's surprising that your brother __________ Russian so quickly-he hasn't lived there very long. A. picked upB. looked up C put on D.made up