He criticized everything and everybody, and even _____ his few friends.

These three teachers vary_____their manners of teaching.

_____ some more time, and I will find a solution to the problem.

It was in Johnson’s hotel （ ） the business meeting was held last year.

She （ ） tell white lies to make people feel better, to smooth things over.

The new house I moved in last month is very （ ） for me as I can get to my company by a direct bus within twenty minutes.

Only when you have obtained sufficient data （ ） come to sound conclusion.

Not until quite recently _____ any idea of what a guided rocket is like.

If you suspect that illness might be serious，you should not （ ） going to the doctor.

These tickets for the performance are （ ） until the end of the month．

_____ the flood， the ship would have reached the destination on time.

The manager urged his staff not to （ ） the precious opportunity.