[ Tenses ]
We (not see)…………………. Nga since Monday.
A. hasn’t seen
B. haven’t seen
C. haven’t saw

Random Topics:
Simple, Compound, Complex SentencesDirect and Indirect QuestionTenses and Figurative LanguageFuture Perfect TenseParts of Speech and GrammarModals in the Past - Speculation and DeductionHow many / How much - Is there / Are thereLet & Be allowed toHabitual and Continuous TensesPresent Simple for Future ArrangementOther quiz:
How much and how many › ViewHow ___ water do you drink in a day?
A. Many
B. Much
Grammar and Vocabulary › View
We’re ________ for our flight at the airport.
A. staying
B. traveling
C. waiting
Modals of Probability › ViewI can hear a voice speaking, but there’s nobody here. It ………………….. be that parrot!
A. must
B. can’t
Grammar › View
The teacher asked me _____ a class project.
A. to do
B. doing
C. do
