Topics: Modals of Obligation & Prohibition
David _____ watch his little sister when his parents go out.
A. have to
B. has to
Select your answer:

Random Topics:
Perfect Tenses of VerbsStative Verbs and TensesPast Perfect TensePast Tense and NeutralModal Auxiliary VerbsPersonal pronouns + possessive adjectives + Introgative pronounsTenses, Tag Questions, Phrasal VerbsGrammar for TOEFLIf Conditional Zero and OneComparisionOther quiz:
Tenses › ViewShe ____ for hours. That’s why her eyes are red now.
A. cried
B. has been crying
C. was crying
D. has cried
Grammar › View
I’m visiting my hairdresser tomorrow. For now, I keep my head down __ myself in the mirror! I look terrible!
A. in order to see not
B. so as not to see
C. intending to not see
D. so that not to see
