[ Prepositions ]
Teachers are responsible ________ their teaching.
A. at
B. for
C. to
D. of

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Simple Past TensesArticles and DeterminersGrammar and ReadingVerbal CommunicationModals of Obligation and PermissionAdjective ClausePhrasesVerb AgreementPresent Simple, Present Continuous or Present PerfectQuantifiers MixOther quiz:
Mixed General Quiz › ViewEl Salvador is located between Guatemala and ___.
a. Mexico
b. Panama
c. Honduras
Grammar › View
Which sentence uses the correct verb form?
A. She done her homework already.
B. She did her homework already.
C. She doing her homework already.
D. She do her homework already.