It is imperative………what to do when there is a fire.

I’m sure you’ll have no ………the exam.

The struggle for women?s rights began in the 18th century during a period ………as the Age of Enlightenment.

I’ve warned you many times ……….the front door unlocked.

It has been suggested that Mary ………..a computer course in preparation for a steady job.

Mary was the last applicant ……………….

Nowadays children would prefer history ……………….._ in more practical ways.

I am considering ……………my job. Can you recommend a good company?

How many times have I told you…………..football in the street?

The equipment in our office needs ………………..

The room needs ……………..for the wedding.

Neil Armstrong was the first man ………..on the moon.

No one can avoid ………..by advertisements.

He would rather that I …………… that train.

“Geometry is a branch of mathematics……. .the properties of lines

B.that concerning with

Michael looked deeply hurt and surprised when