病毒中与细胞膜ACE2受体结合的是 ( ) A: Hemagglutinin-esterase dimer B: RNA and DNA protein C: Envelpoe D: Spike Glycoprotein （S）

Adults often give red envelpoe to the children to wish them _______ and ______ in the coming year. A: good health; good luck B: progress; good luck C: peace; good luck D: success; good luck