[ Grammar ]
Dave: ___________ you hold your breath for more than a minute?
A. Can
B. Must
C. May
D. Should

Random Topics:
The First Conditional (if/unless)Passive ModalsGerund and InfinitivePresent Progressive or Present SimpleModals of Obligation & ProhibitionVerb & GrammarVerb Form-Ing and Infinitive Verb PatternsGrammar and ReadingTenses and OpinionsOther quiz:
Tenses › ViewThe earth … once within 24 hours every day.
A. Rotated
B. Rotates
C. Rotating
D. Rotate
Vocabulary › View
Ty’s decision to move out to the ranch was unalterable; no one in his family could persuade him to change his mind.
A. Indefinite
B. Inconsistent
C. Unchangeable
D. Routine
I think you ______ talk to your parents about it. I’m sure they’ll give you the best advice.
A. don’t have to
B. should
C. shouldn’t
D. have to
Vocabulary › View
The Smith family members are very serious about their faith and attend ______________ every week.
A. Synagogue
B. Therapy
C. Request
D. Reception
E. Application
