欢迎来到牛牛题库网 牛牛题库官网
logo
搜索

单项选择题

完成生活史需要两种及以上脊椎动物宿主的原虫是

A．间日疟原虫
B．刚地弓形虫
C．蓝氏贾第鞭毛虫
D．溶组织内阿米巴
点击查看答案&解析

相关考题

单项选择题
Ron was an engineer.He planned a change and tried the new job of teaching kids how to swim.Ron′s easy?manner soon made him a full-time employee at the swim school.
Now,the 40 hours he works a week takes in weekends,early mornings and late afternoons.He earns around?25%less than he did in engineering.But,at 49,he says he has never been happier."I′ve had a drop in pay,but I′ve?cut back on spending,too.I seldom drive to work so don′t have to pay as much for petrol（汽油）.I don′t drink as much.I go walking in my lunch break and I′ve lost 20 kilos.I love going to work.The whole family is a lot happier."
When one of his brothers called,offering to help him find"a real i oh",he answered,"I don′t care.I know what?I′m doing is good."
He admits it was fearful making such a big change when there was the mortgage（分期付款）to pay and kids to clothe and feed,but in the end he feels it is a simple choice."If you′re in a job you don′t like,get out.Money′s not?everything.If you don′t like it,change—find something you′re going to be happy with."
What is Ron′s new job like?
A.Well-paid
B.Interesting
C.Easytodo
D.Nofreetime
判断题
饮食油腻是内脏下垂的常见原因
单项选择题
It′s that time of the yea—graduation.The end of school year is nearly in sight,and it′s an especially big deal if?you′re finishing high school or college.
One amazing（令人惊叹的）16-year-old Florida girl,Grace Bush,graduated from both high school and college this week!She actually got her college diploma（毕业证书）before her high school diploma.How′d she do that?
"Hard work and dedication（专心致志）,"she told a local TV news station,"have made me succeed in doing high school and college at the same time."She started taking college courses when she was just 13.She would often?get up at 5:30 a.m.and not finish until after 11 p.m.
Doing both at once is a huge achievement,but it has also helped her family save money.She′s one of the 9?children,all home-schooled until the age of 13.Her father is a math professor while her mother is a part-time history?teacher in a high school.Grace Bush has earned her college degree in law,with a near perfect GPA of 3.8 and she?hopes to become a lawyer one day,although her parents expect her to teach at university.By the way,she also plays?basketball in her college team in her spare time.
Why does the author say that Grace is amazing?
A.Shefinishedhighschoolearlierthanothers
B.Sheneverwenttobedbefore11p.m
C.Shegraduatedfrombothhighschoolandcollegeat16
D.Shegottwodiplomasfromthesameschool
微信小程序免费搜题

All Rights Reserved 版权所有©牛牛题库网(nntiku.com)

备案号：湘ICP备2022003000号-1

微信扫一扫,加关注免费搜题

微信扫一扫,加关注免费搜题