[ Expressing Obligation and Modals ]
Choose the correct option to complete the sentences:
Companies ___________ look after existing customers carefully because it is expensive to get new customers.
A. need to
B. don’t have to

Random Topics:
Synonyms and VocabularyModals - Conditionals - Future TensesTenses & PassivePresent simple, Present continuous, Singular, PluralAdjectives and VocabularyAdjective ClausesAdverbs (manners & modifiers)Used to - Would - TensesAdverbial Clause of ConcessionTimeOther quiz:
Adjectives & Adverbs › ViewIdentify the adjective in the sentence: “Emma aspires to be a renowned scientist.”
A. Emma
B. aspires
C. to be
D. renowned
E. scientist
Conjunction › View
Mei Mei likes to play tennis _____ her sister likes badminton.
A. Or
B. And
C. But
______ I go to your house tonight?
A. Might
B. May
C. Will not
Grammar › View
Daley works in a bar _____ Saturday evenings.
A. on
B. in
C. at
