[ Present Perfect Tense ]
Peter ___________________ (be) to Thailand once before.
A. has been
B. has be
C. have been
D. have be

Random Topics:
Future Simple TensesPresent Simple and Present Continuous TensesGrammar TOEFLVocabularyConjunction: Because and SoArticles & Compound NounsPassive VoiceAdverb of MannersWishesGrammar - Present Perfect with already, just, yetOther quiz:
Grammar › ViewAlice ……. lunch with her sister yesterday.
A. cooked
B. cook
C. cooks
D. cok
Prepositions › View
Do you keep in touch ____ any school friends?
A. of
B. to
C. on
D. with
Tenses › ViewFuture Perfect Continuous: In a year, they ________ in the same city for a decade.
A. will live
B. will have been living
C. are living
D. lived
Present Tenses › View
I can’t go with you because I (not finish) my homework yet.
A. have finished
B. finished
C. haven’t finished
D. finish
