下列关于诉讼时效的表述中，不正确的是（）A．当事人未提出诉讼时效抗辩，人民法院不应对

2009年9月14日， 李长春在“双百”人物代表座谈会上的讲话中指出，要把学习“双百”人物与加强青少年思想道德建设结合起来，通过组织学习、座谈、请英雄模范做报告等多种形式，使“双百”人物成为青少年心目中的偶像和成长道路上的路标。之所以要加强思想道德建设发挥“双百”人物的榜样作用，这主要是因为

①思想道德建设集中体现了中国特色社会主义文化的性质 

②思想道德建设集中体现了中国特色社会主义文化的前进方向

③思想道德建设的根本是坚持马克思主义的指导地位

④思想道德建设是文化建设的灵魂

A．①②④

B．①②③

C．②③④

D．①③④

以下工业上或实验室里催化剂的使用不符合事实的是

A．氨氧化-三氧化二铬

B．乙醇氧化-铜

C．合成氨-铁触媒

D．二氧化硫氧化-铂铑合金

The Internet can provide a wealth of educational resources for small children, if you know where to look. This article will offer some educational websites to small children. You may need to assist your children in navigating(导航) the pages until they understand where their favorite activities are.

Enchanted Learning

Enchanted learning is a great website for children, and I know several teachers who rely on it for materials for their classrooms. Most of the information is free, but for $20.00 per year, you can purchase a membership that allows you to have access to the site without the advertising. The pages here are great. There are colored pages and worksheets for toddlers(学步儿童) and school-age children. They focus on learning language, science, animals, geography, astronomy, explorers, music, art and nursery rhymes.

Starfall

Starfall is another good educational website for small children. Teachers often use this website in classrooms. It emphasizes reading skills for early learners. The website is aimed at first grade level learners, but it has tools that can help all children from pre-K to second grade. The website has reading activities, worksheets to download, and a store where you can purchase educational materials for your children.

Sesame Street Workshop

Kids love Sesame Street, and it is always educational. This is one of the funniest websites online for children because it is very well animated and has great sound effects. The website has games and stories for small kids, and they can create letters at the post office and mail them to their favorite characters.

Sprout Online

Sprout has features on its television network, which are just for children. There are games, colored pages, recipes, music, videos, sign language activities and exercise videos for children. There are also online activities based on Sprout television shows. These include Roary the Race Car, the Wiggles, the Mighty Jungle and many others.

These are just a few of many educational websites for children. Small children love to use computers, so help them find some websites that contain fun and learning at the same time.

小题1:What’s the purpose of the author in writing this passage?

A．To introduce some educational websites to parents for their kids.

B．To let parents distinguish between good and bad websites.

C．To attract the readers to download some useful information.

D．To enrich young children’s spare time with some Internet games.小题2:What’s the difference between people who have memberships and those who don’t?

A．With a membership, you can get the information for free.

B．You can download materials you want for free with a membership.

C．With a membership, you can have access to the site without the ads.

D．You can look through more pages with a membership.小题3:If you want to buy educational materials for your children, you should choose _________ .

A．Enchanted Learning.

B．Starfall

C．Sesame Street Workshop.

D．Sprout Online.小题4:Why does the Sesame Street Workshop have more fun than others?

A．Because it has games and stories for young kids．

B．Because children can mail letters to their favorite characters.

C．Because it is always educational, and children love it..

D．Because it has great sound effects and animation.小题5:It can be learnt from the passage that ______ .

A．Enchanted Learning has reading activities and worksheets to download.

B．Starfall is designed for learners from pre-K to second grade

C．the Wiggles and the MightyJungle are not based on television shows.

D．websites that involve joy and learning are beneficial to kids.

除维生素C外，颅脑手术后应该大量补充的维生素是（）。

A.维生素A1

B.维生素B₁

C.维生素K

D.维生素D

E.维生素E

当今时代，我们的劳动可分两部分：一是为得到今天生存所必需的生活资料而付出的劳动；二是为未来的发展而预先支付的劳动。当两者的比例前者大于后者时，说明我们的劳动尚处在较低级阶段；而后者远大于前者时，则说明我们的劳动层次得到了很大提高。因此，只有通过社会发展、进步，提高人们的效率和层次，才能真正实现人类自身的彻底解放。
对这段话理解正确的是（）。

A．要想使我们的社会更快地发展，我们就多从事一些为未来的发展而预先支付的劳动

B．人类社会发展的一个重要标志是劳动层次的提高

C．在现代社会，任何人从事的劳动都可以分为两个层次

D．当今时代，我们的劳动目的主要是为了获得生存所必需的生活资料