The new teacher will give the lesson today and the principal will observe/stare.

He sat for hours just gazing/observing into space (= looking straight in front, not at any particular person or thing).

Circle the word which best fits the sentence.

We need to have a ______ chat before the meeting.

Rapid/Swift economic growth pushed unemployment to relatively low levels.

Given his age, he's a remarkably quick/fast runner.

Your quick/fast response in an emergency could be a life-saver for your child.

Technological progress has been so rapid/swift over the last few years.

The police took fast/swift action against the rioters.

I only had time for a quick/fast glance at the paper this morning.

Circle the word which best fits the sentence.

Passengers were asked to ______ their own suitcases before they were put on the plane.

I have to identify/acknowledge the fact that I am partly responsible.

Institutions that do not meet the standards will not be accredited/acknowledge for teacher training.

You must accredit/acknowledge the truth of her argument.

Two of the suspects have been recognized/identified by witnesses.

He'd completely changed - I didn't recognize/realize him.