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:
Grammar › ViewMy brother ____________ wear a helmet when skiing. It’s optional when you’re over eighteen!
A. mustn’t
B. don’t have to
C. has to
D. doesn’t have to
Vocabulary › View
Which word best completes the following sentence?
The team reviewed the _______ before the meeting to ensure they covered all the important topics.
A. agenda
B. debut
C. leeway
D. oracle
E. partisan
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
