From the words lettered A to D choose the word or group of words that best completes the sentence.
If the two boys ... been bit by the snake, they should be taken to the hospital.
A
has
B
have
C
had
D
is
Verified Correct Answer: B.
Grammar & Contextual Explanation
The sentence is in the present perfect tense, which is formed using "have" or "has" with a past participle. Since the subject is "the two boys" (plural), the correct auxiliary verb is "have". The complete sentence is: "If the two boys have been bit by the snake, they should be taken to the hospital."
Source: Myschool Past Questions Archive (Record #23114)