Read each sentence to find out whether there is any grammatical error in it. The error, if any will be in one part of the sentence. The letter of that part is the answer. If there is no error, the answer is 'E'. (Ignore the errors of punctuation, if any).
The patient recover so fast that the expert doctors also were surprised.
The patient recover
so fast that
the expert doctors
also were surprised.
No error
Correct answer is A
The patient recovered