维持细胞外液渗透压的主要离子为()
A.K+
B.Na+
C.Cl+
D.Mg+
E.HPO+
参考答案:B
The wallet must ________ LiLei’s. Look! It has his ID card in it.
A.be
B.belong
C.is
D.belong to
重庆理工大学花溪校区总体规划设计方案者是()
A.何镜棠
B.薄 * *
C.张佑启