Rearrange the following five sentences in proper sequence so as to for a meaningful paragraph, then answer the questions given below them.
After Examining him, the doctor smiled at him mischievously and took out a syringe.
Thinking that he was really sick, his father summoned the family doctor.
That day, Mintu wanted to take a day off from school
Immediately, Mintu jumped up from his bed and swore the he was fine
Therefor; he pretended to be sick and remained in bed.
Which sentence should come third in the paragraph?