Adverb clauses of condition

An adverb clause serves as an adverb. It modifies the meaning of (or says something more about) a verb, an adjective or another adverb. Given below are two sentences with similar meanings. One of them is constructed with an adverb and the other is constructed with an adverb clause.

We have seen that an adjective clause serves as an adjective. It is used to qualify a noun or a pronoun. Given below are two sentences with similar meanings. One of them is constructed with an adjective and the other is constructed with an adjective clause.

Read the sentences given below:

I heard him singing.
Driven by rain, we took shelter under a tree.
It being a small cot, he couldn’t sleep on it.

There are three kinds of sentences and they are:

a)    The simple sentence
b)    The complex sentence
c)    The compound sentence

Study the following sentence.

He wrote a letter.

Read the following sentence:

I don’t know what she wants.

The sentence given above has two parts:

1.    I don’t know
2.    What she wants

Adverb phrases

An adverb phrase does the work of an adverb. Read the examples given below: