Question

he is very tired.he cant't work.(combine into a simple sentence)

Answer 1

He is so tired that he can't work.

Answer 2

Thank you for asking this question, and let me help you in finding the right answer.

simple sentence

A simple sentence has just one clause, so we can easily combine these two sentences using too….to.  

Read the following sentences.

He is very tried. he cant’t work.

So here we are write a correct with combine into the simple sentence.

Thus, the correct sentence is “He is too tried to work”