[ Modals of Obligation and Permission ]
He —— wear a suit to work but he usually does.
A. mustn´t
B. must not to
C. have to
D. doesn´t have to
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Tenses UsageGrammar and PunctuationBe Going To vs. WillVerb PatternsVerb + Infinitive or GerundFuture Tenses and ModalsGrammar, Conditional Sentences, VocabularyParallel Structure or Combining SentencesWill and Going toPast Tense vs Future TenseOther quiz:
Gerunds/Infinitives › ViewIt’s difficult ___ the window in my room!
A. opening
B. to open
Grammar › View
Choose the abstract noun relevant to the picture. The dove is a symbol of _____
A. Wisdom
B. Peace
C. Pity
It’s raining; __________, Mr. Nam has to go to work.
A. Although
B. So
C. Therefore
D. However
Vocabulary › View
A storage site used to house weapons.
A. states’ rights
B. secede
C. civil war
D. arsenal