[ Grammar ]
All passengers ________________ show their passports when they go through immigration.
A. have to
B. had to
C. should

Random Topics:
Relative Pronouns with PrepositionsModals TensesFirst and Second ConditionalGrammar - Punctuation of SentencesComparatives - SuperlativesNouns and QuantifiersPast Tense, Recount Text, and Future TensePrepositional PhrasesSubject and Verbs AgreementGrammar ModalsOther quiz:
Gerund vs Infinitive › ViewWere you just pretending _____ interested?
A. to be
B. being
C. be
Vocabulary › View
someone who becomes very successful in a small amount of time
A. wealth
B. revenue
C. overnight success
D. investor
Present Tenses › ViewShe usually (walk) ………. to school. A. walks B. is walking C. walk D. are walking
A. walks
B. is walking
C. walk
D. are walking
Present Continuous Tense › View
You ________ grammar now.
A. isn’t studying
B. aren’t study
C. aren’t studying
D. not study
