[ Subject-Verb Agreement ]
Water bottles that _____ BPA can be bad for your health.
A. Contains
B. Contain

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ExclamationModals, Phrasal Verbs, Gerunds and InfinitivesPresent & Past TensesModals, Infinitives and GerundsSimple Past Tense (was/were)Tenses and Time MarkersProgressive TenseComparison and ModalsAdjectives and PrepositionsPrepositions of Time & PlaceOther quiz:
Grammar › ViewMy birthday is ___________ December.
A. in
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Modals › View
Choose the best modal for each sentence.
Teacher: Marco, ______________ erase the blackboard for me?
Marco: _________________, teacher.
A. you can / Of course
B. you will / Yes, certainly
C. Would you please / Yes, of course
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A. Present tense
B. Conditional tense
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Grammar › View
Lancelot and Guinevere are two of the most famous characters in Arthurian Legends. ______ are originally from France.
A. Them
B. Their
C. They
D. There
