Yon don’t have the right to blame me _____ being late， for I was busy typing your business invitations.

It’s high time we _____ strict measures to stop pollution.

Have you any_____that you were not there at 9 o’clock last night?

The government cannot operate effectively （ ） it is free from such interference.

I’m not used to （ ） in that impolite way.

I think the beef must have been rotten, for it _____ unpleasant smell.

The chemical factory was torn down （ ） protecting the environment.

The demand made by the workers is that their salaries （ ） to cover the increased cost of living.

Although _____ ten years ago， the machine is still in good condition.

Smoking is not good （ ） you because it can affect your health.

He （ ） yesterday morning, and would stay for three days.

Able-bodied people just don’t realize how difficult it is _____ a job.