The effects of cigarette smoking …………. been proven to be extremely harmful.

A number of reporters ……………. at the conference yesterday.

Each student …………. given a sheet of paper.

Most of us ……….. eager to play football for that team.

Jane …………… a new dress and a pair of shoes.

The picture of the soldiers ………….. back many memories.

The quality of these recordings …………… not very good.

Advertisements on TV ………… becoming more competitive than ever before.

Mr. John, accompanied by several members of the committee, ……….. proposed some changes in the rules.

Neither Bill nor Mary ………… going to the party tonight.

Everybody who ………… a fever must go home immediately.

Your glasses …………. on the table last night.

The number of students who have withdrawn from class this quarter ……….. shocking.

Neither Jill nor her parents ………… seen this film before.

The methods for studying the earth ………… been being researched.

What …………… the purpose of learning foreign languages?