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【多选题】
下列有关眼球的描述,正确的是()
A.
跟球壁由外膜、中膜、内膜构成
B.
角膜无血管和神经
C.
后方有视神经与脑相连
D.
视网膜视神经盘处无感光作用,又称视网膜盲部
E.
黄斑中央凹是视力最敏锐的部位
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参考答案:
举一反三
【判断题】西餐菜肴和服务以美式为代表。
A.
正确
B.
错误
【判断题】在装填催化剂过程中,催化剂应分散铺开,装填均匀.不能集中倾倒或只从一边倾倒,以免装填不均匀,引起气体偏流
A.
正确
B.
错误
【判断题】在装填催化剂过程中,催化剂应分散铺开,装填均匀。不能集中倾倒或只从一边倾倒,以免装填不均 勻,引起气体偏流。
A.
正确
B.
错误
【单选题】为了增加求职成功的概率,面试后的( )内,要给面试官打个电话或写封信表示感谢。
A.
1-2天内
B.
2-3天内
C.
3-5天内
D.
周内
【单选题】听力原文:W: This lake is so wide that you can't see the other side. M: I wouldn't want to try to swim across it. Q: What does the man mean? (18)
A.
He thinks the lake is very wide, too.
B.
He wants to swim across the lake.
C.
He doesn't think the lake is very wide.
D.
He doesn't know why she wants to swim.
【单选题】动力滑台液压系统中,对滑台位置进行检测,并发出信号触发调速回路切换的元件是( )?
A.
压力继电器
B.
行程开关
C.
溢流阀
D.
液位计
【单选题】液压系统中,行程开关是( )元件?
A.
动力元件
B.
执行元件
C.
控制元件
D.
辅助元件
【单选题】听力原文:M: Well, I wouldn't want to miss your house-warming party but I should spend some time with my roommate. He's been grumbling that he never sees me. W: Hey, no problem. The more, the merrier. Q: W...
A.
The man can come another time.
B.
There would be more fun without the man's roommate.
C.
It is no problem if the man's roommate refuses to come.
D.
The man can bring the roommate along and enjoy the party.
【判断题】一般性货币政策工具包括以下四种:一是存款准备金政策;二是再贴现政策;三是公开市场业务;四是稳定的利率政策
A.
正确
B.
错误
【单选题】鼓阶与前庭阶两者间的压力平衡经过哪一结构
A.
.咽鼓管
B.
.蜗管
C.
.蜗孔
D.
.圆窗
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