Question:
Bob was absent ; he __________ sick again.
-
A.
must be -
B.
must be being -
C.
mustn’t have been -
D.
must have been
Reference explanation:
Correct Answer: EASY
Knowledge: modal verbs with P2
Explain:
Should (not) + have + P2: should (not) do something
Must + have + P2: surely (expresses a logical judgment)
Bob was absent, he must be sick again.
Answer: EASY
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