21. Dance is ______ universal language and it has the power to break down ______ difficulty of language and culture.
A. a, the B. an, the C. a, a D. an, a
22. —It’s not easy for a Chinese to speak English as fluently as a native English speaker.
—______, so we should take every chance to practice.
A. Not really B. Exactly C. Good idea D. I disagree
