[ Grammar ]
We have taught at this school ____ a long time.
A. for
B. since

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-ed or -ingShould and Shouldn'tQuantifiers with NounsAdjectives & QuantifiersGrammar and Sentence CorrectionGrammar - Be going toPrepositionSentence Types and ConjunctionsPrepotitionsVerb AgreementOther quiz:
Grammar › ViewSomebody (eat) my biscuits without telling me.
A. Somebody eated my biscuits without telling me.
B. Somebody ate my biscuits without telling me.
Adjective + to + Verb › View
it’s difficult to wash
A. a dog
B. a teacher
C. an English book