[ Grammar ]
Don’t get on a bus while it (run) ____________________________.
A. running
B. is running
C. runs
D. ran

Random Topics:
Present Tense (Negatives and Questions)Grammar and ReadingMixed TensesCommas and Subordinating ConjunctionsGrammar - Punctuation of SentencesConditionals / Unreal PastVerbs with Prepositions and ConjunctionsSimple Present and Present ContinuousSentencesGerunds + To InfinitiveOther quiz:
Grammar › ViewFido was a happy dog on Saturday!
The predicate adjective is ______________.
A. Fido
B. Happy
C. Dog
D. Saturday
E. None of the above
Grammar › View
The postman(deliver)…… …………………………………the letter half an hour ago.
A. delivered
B. deliver
C. to deliver