[ Grammar ]
Parents ____________ leave their children alone at home all times.
A. have not
B. do not
C. must not
D. ought not to
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State Verbs and Action VerbsGrammar - PunctuationSuperlative AdjectivesGrammar and Sentence CorrectionUnreal Uses of Past TensesNoun, Adjective, and Adverb ClausesAdjectives and PronounsPronouns and AntecedentsAdjective OrderModal VerbsOther quiz:
Vocabulary › ViewPosition
A. the place where something is located; where something has been put
B. a push or pull that can change the position or motion of an object / material
C. the substance, object or group in an experiment that is not changed
Grammar › View
The suitable suffix for the word instruct is :
A. er
B. ist
C. ion
D. or
Grammar › ViewThe car ____ he bought last year has already broken down twice.
A. who
B. which
C. whose
Grammar › View
What (you, do) ………..when you ………….(hear) that noise?
A. were you doing/ heard
B. you were doing / heard
C. you did/ heard
D. you did / were hearing