抗体是重要的免疫分子,主要存在于血液、体液和粘膜分泌液中。因此将抗体介导的免疫称为()。
参考答案:体液免疫
Recently some Japanese have been trying to make conflicts with China, ________ effects we are greatly concerned.
A.to whose
B.about whose
C.to which
D.about which
西班牙王室支持的船队是
①迪亚士到非洲最南端 ②达·伽马通往印度
③哥伦布横渡大西洋 ④麦哲伦船队的环球航行
A.①②
B.③④
C.②③
D.①④