搜题请搜索小程序“爱下问搜题”
问题
单项选择题
脊髓空洞症
A.蝴蝶征
B.靶征
C.透明隔增厚征
D.白质推挤征
E.三角征
答案
参考答案:
A
选择题
—What are you going to do when you grow ________?
—I'm going to do _______ I want to do.
A. up, how
B. up, what
C. out, what
D, on, how
查看答案
问答题 简答题
影响平流式沉淀池沉淀效果的因素有哪些?
查看答案