[ Grammar ]
I ________ that you were here.
A. wasn’t knowing
B. didn’t know
C. didn’t knew
D. doesn’t know

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Past Perfect vs Past SimplePreposition of TimeAdjective + to + VerbCountable & Uncountable NounsGrammar ( going to)Grammar - PunctuationSecond and Third ConditionalConnectorsQuestion Tags in Verb TensesPerfect TenseOther quiz:
Tenses › ViewIt’s very noisy, because my dad _______________(vacuum) the carpet and my sisters _______________(play) the piano.
A. is vacuuming, is playing
B. vacuumng, is playing
C. vaccums, is playing
D. Is vacuuming, playing
Grammar › View
Although there are cultural __________ between ethnic groups, they still keep the identity of their own culture.
A. changes
B. exchanges
C. relations
Have to / Do not have to › View…………… do your homework every afternoon?
A. You have to
B. Do you have to
C. Does you have to
Grammar › View
Identify the participial phrase.
Placing the cookies in the hot oven, Sam burned his arm.
A. Placing the cookies
B. Placing the cookies in the oven
C. burned his arm
