It is a great concern that the school is now ____ for experienced teachers.

City life often provides us more convenience and entertainment than country life, but not ______quiet and easy.

There was such a long queue for coffee at the interval that we ____ gave up.

The traffic problems have severely affected economic development. ________, we must spare no efforts to solve them.

—You don't seem to be quite yourself today. What's wrong?—Oh, I'm suffering from a cold. Nothing serious,______