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

Random Topics:
-ed or -ingShould and Shouldn'tQuantifiers with NounsAdjectives & QuantifiersGrammar and Sentence CorrectionGrammar - Be going toPrepositionSentence Types and ConjunctionsPrepotitionsVerb AgreementOther quiz:
Modal Verbs › ViewWhich sentence uses a modal verb to express a lack of necessity?
A. You must attend the meeting.
B. She can skip the class if she wants.
C. They might not need to bring anything.
D. We don’t have to leave yet.
Grammar › View
What ………. (you/do) when the storm …………. (start)?
A. were you doing, was starting
B. did you do, started
C. were you doing, started
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
