Candidates must return their applications by the end of next week
A. Applications must be returned by the candidates by the end of next week.
B. Applications must been returned by the candidates by the end of next week
C. Applications must be return by the candidates by the end of next week.

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Must / must notPresent and Past Simple PassiveDo not or Does notSecond ConditionalTenses and StructuresSimple Present vs Present ProgresiveGrammar ModalsGrammar - Present Perfect with already, just, yetGrammar Comma UsageConjunctions - ConnectorsOther quiz:
Grammar and Vocabulary › ViewMs. Chantha………………………..for the day when the phone call came.
A. has already left
B. already leaves
C. already left
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Grammar › View
………… some employers oppose the very existence of unions, many theorists stress the necessity of unions.
A. Due to
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A. stronger
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C. strongest
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There is no certain information about it, he ____ be right.
A. might
B. should
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