断指再植的冷缺血时间可长达多久后仍可再植成功（） A.12小时 B.30小时 C.4 发布时间：2017-08-16 22:05 │ 来源：www.tikuol.com 题型：单项选择题 B型题 问题： 断指再植的冷缺血时间可长达多久后仍可再植成功（）A.12小时B.30小时C.48小时D.56小时E.100小时
题型：单项选择题 B型题 阅读短文，从方框内所给的ABCDE中，选出恰当的一项还原到文中合适的位置，使文章意思完整。 We sometimes call the lion“the king of the jungle”because it is stronger and more dangerous than other animals. 1 It is the highest animalin the land food chain. In the sea, the shark is one of the animals at the top of the food chain. It can swim faster than most other sea animals. 2 3 People are! We are not the biggest or fastest, but we are the cleverest. We could not run faster than cheetahs, so we invented cars and now we can move the fastest. We could not fight better than lions, so we invented guns. Now we can hunt the best. People’s inventions are clever, but they can be dangerous, too. For example, people invented factories, and now they make the air and rivers dirty. 4 Dirty rivers kill fish, then bears cannot eat the fish and die. If we kill one part of the food chain, other parts also die. Rememberthat we are part of the food chain, so we are in danger, too! 5 We should and we could do something for the world!A. Protecting animals is protecting ourselves!B. And it can use its big teeth to eat them.C. This can make terrible changes.D. What is at the top of the world’s food chain?E. It can run faster than many animals and it can hunt the best.1. 2. 3. 4. 5. 查看答案
题型：单项选择题 B型题 去年，中国超过美国，成为韩国最大的出口目的地，出口到中国的商品大约占韩国总出口的18％。如果把香港（大多数运往中国大陆的货物都通过香港转口）考虑进来，对中国的出口将占到韩国总出口的1／4，或GDP的8．2％。事实上，去年韩国GDP增长的20％要归因于对中国的出口。根据这段话我们知道（）。A．韩国经济逐渐复苏B．韩国经济越来越依赖于与中国的贸易C．韩国是出口型国家D．中国是韩国的主要贸易伙伴 查看答案