Topics: Expressing Obligation and Modals
Complete the sentences with the correct form of the modals and verbs in parentheses:
We ___________ (must / maintain) excellence in our customer service or people will complain.
A. mustn’t maintain
B. must maintain
C. must maintains
Select your answer:
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Vocabulary › ViewThe cop asked him to take a sobriety test after smelling alcohol on his breath.
Sobriety means:
A. To avoid
B. To tell a story
C. The quality or state of being sober
D. None of the above
Grammar › View
Luke is going to the movie, but Grace is going shopping.
What is but?
A. verb
B. adverb
C. preposition
D. conjunction