Longer structures usually come last in a clause or sentence.

Students are often discouraged by the length of time it takes to learn a second language. (More natural than ‘The length of time it takes to learn a second language often discourages students.’)

Each sentence given below contains an error. The error is in one of the underlined parts. Find the underlined part which contains the error.

A past tense in the main clause (principal clause) is usually followed by a past tense in the subordinate clause.

We usually use a plural noun, when we are talking about several people each doing the same thing.

All students should bring their drawing books to school tomorrow. (NOT All students should bring their drawing book to school tomorrow.)

In British English, group / collective nouns (Examples: family, team, jury, committee etc) can be used with either singular or plural verbs and pronouns.

Change the following statements into questions

1. James has gone home.

2. Peter has bought a new car.

3. He has done his homework.

The English demonstrative pronouns are this, that, these and those.
This and that are singular in number. These and those are plural in number.
Study the following sentences.