[ Modal Verbs ]
Doctors say that exercise is important for health, but it ___ be regular exercise.
A. can
B. will
C. must
D. may

Random Topics:
For vs SinceModals for RecommendationsPast ContinuousSubjunctivesVerb to haveAdjectives with PrepositionDegrees of AdjectivesAdverbAbilityReporting VerbsOther quiz:
Modals and Past Tenses › ViewWhich sentence correctly uses the past continuous tense to describe an action in progress at a specific past time?
A. He played tennis at 4.30 yesterday.
B. He was playing tennis at 4.30 yesterday.
C. He had played tennis at 4.30 yesterday.
D. He plays tennis at 4.30 yesterday.
Grammar › View
Was James playing with his mobile phone…….his classmates were discussing about an endangered species?
A. when
B. while