Question

He lives somewhere, I don't the place change into complex sentence

Answer 1

Here is your answer:

I don't know the place where he lives.

Complex Sentence

A complex sentence has one independent and one or more dependent clauses. The clauses in a complex sentence can be in any order. If the dependent clause is first,  a comma is usually after it.

Example

I hope that I will pass the test.

Answer 2

‘I don't know the place where he lives’ is a complex sentence of the given sentence.

Explanation:  

• The given statement has to be changed to a complex sentence. A complex statement has two type of clause - in independent clause and a dependent clause.  

• Here the dependent clause is the "he lives" and the independent is "I don't know the place". The conjunction used between the two clause is 'where'.  

• This is because other conjunction does not relate the two clauses in the statement. Since the statement is in present tense, all the verbs used are also in present tense.

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