[ Grammar and Vocabulary ]
Mr. Kimseng can’t talk on phone because he ……………. dinner right now.
A. is having
B. haven’t to
C. haven’t
D. mustn’t to

Random Topics:
Causative VerbPrepositions of Time and PlacePassive Modals, Impersonal PassiveWishes & Reported SpeechPresent Progressive (Future)Expressing Obligation and ModalsPresent Simple x Present ContinuousAspect or tenses of VerbsFOR & SINCEModal Verbs of ObligationOther quiz:
Grammar › ViewDoes she need _________ rugs?
A. some
B. any
Grammar › View
Over a million dollars in cash __________________ from a bank in Los Angeles.
A. has stolen
B. has been stolen
Tenses › ViewThey … some fruits for my family
A. buying
B. buys
C. bought
D. buy
Grammar › View
Some people are shy with people but good at acting
A. Declarative
B. Interrogative
C. Imperative
D. Exclamatory
