[ Gerunds and Infinitives ]
Sorry, I forgot ________the book you asked me.
A. to take
B. taking

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Adverbs of Frequency › ViewI’m never late for our English class. I’m _________ on time.
A. often
B. usually
C. always
Articles and Quantifiers › View
______ way is acceptable.
A. Either
B. Both
C. None
D. All