【名词&注释】
马铃薯(potato)、胡萝卜(carrot)、染色质(chromatin)、仙人掌(cactus)
[多选题]细胞核结构中，经过适当溶剂处理后，容易被碱性染料染色的部位( )。
A. 核仁
B. 染色质
C. 染色体
D. 核质
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举一反三：
[单选题]Doctors say that exercise is important for health, but it be regular exercise .
A. can
B. will
C. must
D. may
[单选题]回答 60 ~ 63 题：What is Bay ? The simple answer is that it is a global trading platform. where nearly anyone can trade practically anything. People can sell and buy all kinds of products and goods. Including cars, movies and DVDs, sporting goods, travel tickets, musical instruments, clothes and shoes- the list goes on and onThe idea came from Peter Omidyar, who was born in Paris and moved to Washington when he was still a child, At high school, be became very interested in computer programming and after graduating from Tuft University in 1988, He worked for the next few years as a computer cagineer. In his free time he started Bay as a kind of hobby, at first offering the service free by word of mouth. By 1996 there was so much traffic on the website that he had to upgrade(升级) and he began charging a fee to members. Joined by a friend, Peter Skill. and in 1998 by his capable CEO, Meg Whiman, he has never looked back.. Even in the great.com crashes of the late 1990s,abay has gone from strength to strength ,. It is now one of the ten most visited online shopping websites on the Internet
C. a way of buying and selling goods
D. a website for them to upgrade
E. a place to exhibit their own photos
F. a chance to buy things at low prices
[单选题]下列哪一组是同源器官( )。
A. 马铃薯和红薯
B. 洋葱的鳞叶和仙人掌(cactus)的刺
C. 刺槐和山楂的刺
D. 胡萝卜和马铃薯
[单选题]Some parents are just too protective. They want to their kids from every kind of danger, real or imagined.
A. spot
B. dismiss
C. shelter
D. distinguish
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