Study the following sentences.

The baby is…

We were …

Neither sentence expresses a complete thought. Some word or words have to be supplied to complete their meaning.

A compound sentence can be converted into a simple sentence by reducing one or more main clauses into a word or phrase.

Study the following examples.

A complex sentence can be converted into a simple sentence by reducing a subordinate clause into a word or a phrase.

Study the following examples.

We often use the past perfect tense to express the idea that the first action had completed before the second one started.

The patient had died before the doctor arrived.

Each sentence given below contains a mistake. Find the mistake and correct it.

Example

Sentence: ‘Could I ask you something?’ ‘Yes, of course you could.’

Each sentence given below contains a mistake. Find the mistake and correct it.

1. Because I was tired, so I decided to go home.