[ Preposition of Time ]
I started working _____ 7 O’clock.
A. at
B. in
C. on

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ConjunctivesPhrase and ClauseAdverb PhrasesWish + Verb 2Compound and Complex SentencesSubject Verb Agreement and Verb TensesUnless If First ConditionalGerund and To Infinitivewas wereRegular and Irregular AdverbOther quiz:
Grammar › ViewChoose the correct noun for the underlined word.
Scientists are searching for a cure for cancer.
A. He
B. She
C. It
D. They
Grammar & Vocabulary › View
When we want to make a statement stronger, we can use an adverb such as unquestionably, definitely, crucially or certainly. These adverbs come:
_____ auxiliary and main verbs
A. after
B. before
C. between
Grammar › ViewHe was late. He promised to meet me ___ hour ago.
A. a
B. an
C. the
Grammar › View
Nervously, the shy student conveyed his thought _____ the whole class in the discussion.
A. for
B. into
C. to
D. with
