[ Sentence Structure and Punctuation ]
Choose the sentence that correctly uses a dash to indicate a sudden change in thought or tone.
A. I don’t know—I haven’t decided yet.
B. I don’t know I haven’t decided yet.
C. I don’t know, I haven’t decided yet.
D. I don’t know; I haven’t decided yet.

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Be used to vs used toGerund Subject or ObjectVerbs and Subject Verb AgreementFor vs SinceQuantifiers and ArticlesFirst and Second ConditionalModals for Necessity and SuggestionsWill or Going toHas and HaveTOEIC GrammarOther quiz:
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A. will arrive
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What are you __________ this evening?
A. wore
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What is the synonym of the word “tired”?
A. Quickly
B. Fell
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