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Mexico City and London are both _____ big cities.
A. the
B. a
C. an
D. zero article

Random Topics:
Pronouns and AdverbsV-ing/to-VGerund or to InfinitiveReported SpeechRun-On SentencesActive vs. Passive VoiceSo / Neither / Either / TooPresent Continuous TenseGerundModals and AdviceOther quiz:
Grammar › ViewJane works ______ an insurance company ______ Oxford street.
A. in; in
B. in ; at
C. on ; at
D. on ; on
Grammar › View
Mrs. Betty ………… at the office at 9 o’clock next Monday.
A. arrived
B. arrive
C. will arrive
D. arrives
Grammar › View___________________ tennis after school?
A. Margaret and Paul play
B. Do Margaret and Paul play
C. Are Margaret and Paul play
Grammar › View
Can you swim?
A. No, I can.
B. No, I can’t.
