Please say something about Zheng He. 此题出自2015年福建三明市中考英语真题及答案,2015年福建三明中考英语试题及答案 —Please say something about Zheng He. —Oh! He is the Ming dynasty explorer of ______ all the Chinese are proud. A.who B.whom C.whose D.that
【单选题】Viruses 1. contain both protein and nucleic acid. 2. infect all domains of life. 3. can grow in the absence of living cells. 4. are generally the same size as prokaryotes. 5. always kill the cells the...
【单选题】It is generally believed that the main reason for the formation of acid rain in China is that ( ) and other acidic gases enter the atmosphere and gradually form acidic precipitation with PH < 5 and 6.