[ Grammar ]
They ……………….. the answer.
A. doesn’t know
B. don’t know
C. aren’t know
D. don’t knows

Random Topics:
Bare Infinitive and To InfinitiveAdverbs of frequencyModals and PrepositionFirst ConditionalAdjective Clause and Adverb ClauseSimple TenseGrammar PhrasesModals of Necessity and SuggestionNoun Phrases and AdverbialsPast Continues TenseOther quiz:
Grammar › ViewAdjective form of ‘ sweet’
A. • sweetly
B. • sweeter
C. • sweet
D. • sweetest
Grammar › View
Which of the following sentences is written in passive voice?
A. Over half of the graduating class went to college in the fall.
B. The committee is considering a public transportation proposal.
C. The state exam was passed by over half of the students who took it.
D. The researchers will publish their findings in a report.
Vocabulary › ViewRobots are just one example of ______ Intelligence.
A. hardware
B. software
C. Artificial
D. RAM
Plural › View
What’s the plural of baby?
A. Babys
B. Babyes
C. Babies
