[ Grammar ]
John’s disappeared. Does anyone know what _________ to him?
A. happened
B. has been happening
C. has happened
D. has been happened

Random Topics:
Helping and Linking VerbsSimple vs Present Continuous TensesConjunctions and PronounsDependent PrepositionsUsed to & would & Past SimplePast ParticiplePronoun Antecedent AgreementIELTS GrammarSentence StructureModal AuxiliaryOther quiz:
Modal Verbs › ViewWhich modal verb suggests possibility? “They ___ win the game if they practice hard.”
A. can
B. might
C. must
D. should
Grammar › View
When’s your birthday?
a. November two.
b. November twice.
c. November second.
Mrs.Zubaedah …………………………. networking courses for two years when he was promoted to be a coach.
A. had taken
B. had been taking
C. have been taking
D. could have taken
Prepositions › View
After the show, every audience stood up to congratulate him ______ his wonderful performance.
A. on
B. at
C. in
D. with
