of

By the end of this month, we surely ______ a satisfactory solution to the problem.

____the advances of science, the discomforts of old age will no doubt always be with us.

________ number of deaths from heart disease will be reduced greatly if people are persuaded to eat more fruit and vegetables.

You can,　　　　the sky is clear, see as far as the old temple on top of the mountain, but not today.

He has been _________ for nearly three weeks after the death of his dear pet.

Quite a lot of people watch TV only to _______ time.

The real trouble ____ their lack of confidence in their abilities

With the opening of the economy to increased foreign trade and foreign investment, our foreign trade has grown fast for the past 25 years.

The kind of material ________ with the temperature increasing.

With the ___________ of John, everyone passed the exam.