Topics: Modal Auxiliaries
To help protect our oceans and sea life, we ______ solve our plastic waste problem. (obligation)
A. must
B. should
C. may
Select your answer:

Random Topics:
Conditional TensesPassive Voice in Past and Present TenseArticles with SubstancesSimple Future TenseComparativesPerfect TensesVerbals and GerundsInfinitives and GerundsGerund vs InfinitiveGrammar (Adjectives)Other quiz:
Present Continuous Tense › ViewI ………………………….working.
A. Be
B. Are
C. Am
D. Is
Grammar › View
Kate ________ a bath after school.
A. take
B. takes
C. taking
