[ Expressing Obligation and Modals ]
Choose the correct option to complete the sentences:
Companies ____________ to deal with complaints quickly or they will lose customers.
A. need
B. must
Select your answer:

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PRESENT TENSE › ViewMy cousin __________________________(learn)Spanish at university.
A. learn
B. learns
Vocabulary › View
Students’ English proficiency is improving by leaps and bounds.
A. very quickly
B. very slowly
C. very smoothly
D. very sleepy
