[ Grammar ]
We walked _______ the stairs.
A. up
B. in
C. over

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Contrastive ConjunctionPerfect Tenses and VocabularyPresent Simple: affirmative, negative, interrogativeGerunds & Infinitives + VocabularyModals for Advice, Obligation/Prohibition, Necessity and Lack of NecessityPossessive NounsPhrasal Verb and ModalParallelism and Subject Verb AgreementConditional Sentence Type 0-3If/Unless - Conditional type 1Other quiz:
Tenses › ViewMy sisters were sleeping when her cellphone _____
A. has exploded
B. explodes
C. was exploded
D. exploded
Vocabulary › View
What’s another word for “smell”?
A. Safari
B. Tear
C. Aroma
D. Ukulele