[ Grammar ]
I have been waiting for you ___ two hours.
A. during
B. at
C. since
D. for

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Grammar › ViewDetermine the part of speech of the underlined word.
Max practiced his trumpet every night so he would do well on the day of the recital
A. preposition
B. conjunction
C. interjection
Grammar › View
Mr and Mrs Jones ______ going to watch TV.
A. am
B. is
C. are