Grammar Quiz
[ Expressing Obligation and Modals ]

Choose the correct option to complete the sentences:

Some companies _____________ invest in technology because their customers like traditional products.

A. mustn’t

B. don’t need to

Select your answer:
A  B  C  D  E 


Random Topics:

Linking Words & PhrasesReported - GerundFormal & Informal WordsSubjective and Objective PronounConditionals 1,2,3Synonym and AntonymComparative AdjectivesVocab and GrammarGrammar and Verb TensesGrammar and Reading

Other quiz:

Tenses › View

By 1914, Fawcett, ___ to formulate ideas, based on his research, about a legendary lost city he named Z. In 1925, he ___ a three-man team that included his son Jack into Brazillian jungle to find the lost city of Z.

A. has begun / leads

B. had begun / led

C. begins / has led

D. was beginning / was leading

E. was going to begin / led

Vocabulary › View

A number without a variable; a number by itself; a quantity that does not change its value

A. Constant

B. Algebraic Expression

C. Coefficient

D. Distributive Property

E. Equation

Verb Conjugation › View

Have you __________ in that choir for a long time?

A. singed

B. sung

C. sang

D. singing

Grammar › View

She has _____ umbrella.

A. a

B. an

C. the

D. —-

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