Question

Bring out the difference in meaning between the following pair of sentences. A 1) My sister,who is a doctor, has gone to England. 2) My sister who is a doctor has gone to England. B 1) He must work hard to do well in the exams. 2) He must work hard and do well in the exams.

Answer 1

1)In this case, sentence 1st used punctuation so it makes the sentences easier to understand than the other one in which it is not used.

2)In this case, 1st sentence means, if he wants to do well in exam then he must have to do hard work but 2nd sentence means like --narrator saying both partial sentence by his own in it.---He must have to do hard work.---He must have to do well in the exams.

Quite Complicated??Did you understand??