The aircraft vanished without（）

I could not persuade him to accept it,（）make him see the importance of it.

Our department（）courses in several foreign languages.

The weakening housing market continued to take its（）on the industry.

Inquiries（）the condition of the patients may be made personally or by telephone.

He will behave(crazy)（）if he drinks too much.

I just managed to（）a quick breath before I was pulled under the water by the passing boats.

Shall we request the chairman（）our suggestion again?

I don't know who on（）stole the diamond last night.

I was（）than angry when I saw how they'd ruined the landscape.