UNIT 5

GRAMMAR

1. SUBJECT / OBJECT QUESTIONS < (click)

2.TAG QUESTIONS < (click )
MORE TAG QUESTIONS EXERCISES < (click)

3.PREPOSITIONS IN QUESTIONS ( watch the video below)

4.VERBS WITH -ING AND TO

There are some verbs which have a  difference in meaning after using the gerund or the infinitive form of the verb.

FORGET

	GERUND	INFINITIVE
	He forgot leaving the keys at home.	He forgot to leave the keys at home.
meaning:	He forgot the fact that he left the keys at home.	He forgot to leave the keys at home so the keys weren't there.

REMEMBER

	GERUND	INFINITIVE
	I remembered posting / having posted the letters.	I remembered to post the letters.
meaning:	I remembered the fact that I posted the letters	I didn't forget to send the letters.

REGRET

	GERUND	INFINITIVE
	I regretted leaving the company after ten years.	We regret to inform you that you are dismissed.
meaning:	I was very sorry that I left the company.	We are very sorry to inform you that you are fired.

TRY

	GERUND	INFINITIVE
	Try holding your breath to stop sneezing.	You really must try to overcome your shyness.
meaning:	Make an experiment	Make an attempt to overcome your shyness.

STOP

	GERUND	INFINITIVE
	I stopped smoking.	I stopped to smoke.
meaning:	I ceased smoking and now I don't smoke.	I stopped in order to smoke.

GO ON

	GERUND	INFINITIVE
	He went on talking about his holidays.	He went on to talk about his holidays.
meaning:	He continued talking about his holidays.	He started talking about his holidays as a new topic.