[ Tenses and Structure ]
What is the correct structure for a present perfect question?
A. Have/Has + subject + past participle?
B. Have/Has + past participle + subject?
C. Subject + have/has + verb?
D. Did/Does + subject + past participle?

Random Topics:
Present Perfect Continuous TenseCountable - UncountableTimeModals of Necessity and SuggestionModals and InversionNoun QuantifiersNarrative TensesPreposition and ConjunctionModal Auxiliary VerbsA/AnOther quiz:
Articles and Quantifiers › View_____ of pollution is created by private cars.
A. Enough
B. Lots
C. Little
Simple Present Tense › View
Tea is popular. Many people in the world …. it.
A. drinks
B. drink
