[ Grammar ]
Quan ho Bac Ninh and don ca tai tu are two forms of _______, which are on the UNESCO World Heritage list.
A. musical instrument
B. landscape complex
C. folk singing
D. crowdfunding

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-ing form and the to-infinitiveMix-TensesDefinite pronouns (Subject, Object, Reflexive)Adjective or AdverbModals and TensesPresent/Future/Past Simple/Present PerfectModals of AdvisabilityGrammar - may & mightPresent Continuous TenseGrammar: Have toOther quiz:
Grammar › ViewI __ ride the bike when I was seven, but now I have forgotten how to ride it .
A. shall
B. will
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You __________ turn off the lights or you might get a cross.
A. have better
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A. noble
B. high
C. honorable
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I saw an …. with friends at home.
A. interesting old american movie
B. movie interesting old american
C. american interesting old movie
D. movie american old interesting
