[ Grammar ]
We’re good friends. We _______ each other for a long time.
A. know
B. have known
C. have been knowing
D. knew
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Simple Present Tense › ViewRoger ___________ not go to my school.
A. Does
B. Is
C. Do
D. Are
Sentence Structure › View
The professor was invited to speak at the international conference.
A. Simple (S)
B. Compound (Cpd)
C. Complex (Cpx)