关于心境障碍的遗传方式,正确的是()
A.单基因常染色体显性遗传
B.性染色体显性遗传
C.多基因遗传
D.单基因常染色体隐性遗传
E.性染色体隐性遗传
参考答案:A, B, C
—How beautiful our hometown is!
—Yes, trees and flowers _____ everywhere.[ ]
A. can be seen
B. can see
C. be seen
D. can't see
什么叫顶板?