[ Prepositions of Time ]
Our class starts ___ 7 o’clock.
A. in
B. on
C. at

Random Topics:
Passive and Active VoiceAdverb of FrequencyConditional and Mix Conditional SentenceGerundMain Idea and Sentence StructurePhrasal VerbsThe First Conditional (if/unless)Passive and Active SentencesPresent PerfectContinuous TenseOther quiz:
Grammar › ViewPick the pair of antonyms:
A. angry, mad
B. slim, thin
C. big, tall
D. messy, clean
Grammar › View
Among the ten boys, Nick is ____.
A. smart
B. more smart than
C. the most smart
D. the smartest