[ Modal Verb ]
We __ pollute rivers. It kills fish.
A. Don’t have to
B. Mustn’t
C. Should
D. Can

Random Topics:
Formal & Informal WordsPast and Present ContinuousVocabulary and PrepositionsThings in EnglishPronouns, Sentence Structure, and ApostrophesTransition WordsComparison of Adjectives and AdverbsIdentify The TensesAdverbs of How Something is DoneSubordinating ConjunctionOther quiz:
Grammar › ViewCows must eats grains, …….. they will not grow fat.
A. Or
B. But
C. Though
Verb Tenses › View
They ________ to the same school when they were kids.
A. went
B. was going
C. goed
D. go
Grammar › ViewI’ve been in England for a week and I ____ driving on the right.
A. used to
B. ‘m getting used to
C. use to
Verb Tense, Pronouns and Antecedents › View
At the end of the month, I _______ breakfast for myself for twenty-one days.
A. will have cooked
B. will cook
C. cooked
D. had cooked
