[ Grammar ]
There you are! I _______ for two hours. Where have you been?
A. am waiting
B. have been waiting
C. wait
D. waited
Select your answer:

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Grammar › ViewWhat does “Byname” mean?
A. Code name
B. Nickname
C. Pen-name
Grammar › View
The ____ of a sentence includes who or what the sentences is about.
A. subject
B. predicate
