[ Grammar ]
Why are they bad at ____________ songs?
A. sing
B. to sing
C. singing

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Adverbial Clauses of Manner and Result › ViewThe teacher was explaining the lesson patiently. She wanted everyone to understand it fully.
A. The teacher was explaining the lesson patiently as though she didn’t care if anyone understood.
B. The teacher was explaining the lesson patiently like she wanted everyone to understand it fully.
C. The teacher was explaining the lesson patiently as if she had already taught it.
Grammar › View
I can’t believe Jim hasn’t arrived yet. He _______ caught the correct train.
A. can’t have
B. might have
C. must have