4. From the passage we know that _______.

A. Kraemer and his team have succeeded in cloning a dog

　B. scientists try to implant a panda’s egg into a rabbit

　C. Kraemer will work with Chinese scientists in clone researches

　D. about two thousand of species will probably die out in a century

[答案解析]

本文讲述中国正在竭力克隆濒临绝种的熊猫，这和Texas A & M University 的Noah's Ark(诺亚方舟)工程极为相似，都是想拯救濒临灭绝的动物。

3. The best title for the passage may be _______.

A. China’s Success in Pandas Cloning　　

B. The First Cloned Panda in the World

　C. Exploring the Possibility to Clone Pandas

　D. China -the Native Place of Pandas Forever

2. According to Professor Kraemer, the major problem in cloning pandas would be the lack of _______.

A. available panda eggs　　　　　　　　 B. host animals

C. qualified researchers　　　　　　　　 D. enough money

1. The aim of “Noah’s Ark” project is to _______.

A. make efforts to clone the endangered pandas

B. save endangered animals from dying out

C. collect DNA of endangered animals to study

D. transfer the nuclear of one animal to another

4. C。细节题。根据文章最后一句可推知此题答案为C。

3. A。推断题。根据第2段最后一句及第3段第1句可推知此题答案为A。

2. D。细节题。根据第2段最后一句Unprepared for such a dangerous journey可推知此题答案为D。

1. B。细节题。根据第1段中的 But what is unique about this shoe is where it was found. It was discovered on the Checkout Pass, the famous trail…可推知此题答案为B。

4. No matter what happened to the woman who owned the shoe, _______.　

A. she must have lived a happy life

B. she certainly dropped the shoe on purpose

C. her adventurous spirit is definitely admired

D. her other shoes were equally fashionable

[答案解析]

本文由在Alaska州博物馆所陈列的一只旧鞋而引出的对当时情况的介绍及表达了对这只鞋的主人敬佩之情。

3. The Canadian government made gold seekers bring one year’s supplies with them so that _______.

A. they would not die of hunger and cold

B. the army would have enough food for fighting a war

C. they would change these goods with the Eskimos

D. the supplies would make Alaska rich