肺部病灶CT值的测量选用病灶中间层面,其原因是()
A.容易测量
B.病灶范围比较大
C.是病灶的实质所在
D.减少容积效应影响
E.此层面增强效果好
参考答案:D
Making great efforts to struggle hard in your study,if ______,will possibly lead to your great success in the college entrance exam next year.
A.continued
B.to continue
C.continues
D.continuing
现代城市生态学以城市环境研究为中心。