[ 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 › ViewThey respected the old man because he was ___________.
A. as strong as an elephant
B. as fit as a fiddle
C. as wise as an owl
D. as fast as lightning
Present Simple Tense › View
How many boys…….there(be) in your class? – There are 10 boys.
A. am
B. is
C. are
D. be
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
