皮皮学,免费搜题
登录
搜题
【单选题】
A Special Clock Every living thing has what scientists call a biological clock that controls behavior. The biological clock(51)plants when to form. flowers and when the flowers should open. It tells insects when to(52) the protective cocoon (防护卵袋) and fly away, and it tells animals and human beings when to eat, sleep and wake. Events outside the plant and animal(53)the actions of some biological clocks. Scientists recently found, for example, that a tiny animal changes the color of its fur because of the(54)of hours of daylight. In the short(55)of winter, its fur becomes white. The fur becomes gray brown in(56)in the longer hours of daylight in summer. Inner signals control other(57)clocks. German scientists found that some kind of internal clock seems to order birds to begin their long migration(58)twice each year. Birds(59)from flying become restless when it is time for the trip,(60)they become calm again when the time of the flight has ended. Scientists say they are beginning to learn which(61)of the brain contain biological clocks. An American researcher, Martin Moorhead, said a small group of cells near the front of the brain(62)to control the timing of some of our actions. These(63)tell a person when to wake, when to(64)and when to seek food. Scientists say there probably are other biological clock cells that(65)other body activities.
A.
says
B.
asks
C.
tells
D.
talks
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
.
..
皮皮学刷刷变学霸
举一反三
【判断题】垂直于投影面的线,其正投影图为直线()
A.
正确
B.
错误
【单选题】在OSI模型中,有关网络层功能正确的描述是
A.
确保数据的传送正确无误
B.
确定数据包如何转发给路由
C.
在信道上传送比特流
D.
纠错与流控
【单选题】在OSI模型中,有关网络层功能正确的描述是( )
A.
确保数据的传送正确无误
B.
确保数据的传送正确无误
C.
在信道上传送比特流
D.
纠错与流控
【简答题】(1)如图,证明命题“ 是平面 内的一条直线, 是 外的一条直线( 不垂直于 ), 是直线 在 上的投影,若 ,则 ”为真。 (2)写出上述命题的逆命题,并判断其真假(不需要证明)
【单选题】阳病治阴的病理基础是()
A.
阴虚
B.
阳虚
C.
阴盛
D.
阳盛
E.
阴阳两虚
【简答题】阳病治阴的病理基础是: A、阳虚 B、阴虚 C、阴阳两虚 D、阳盛 E、阴盛
【单选题】阳病治阴的病理基础是
A.
阳虚
B.
阴虚
C.
阴阳两虚
D.
阳盛
E.
阴盛
【单选题】心理咨询的目的是
A.
帮助改造求助者的心理问题
B.
协助求助者解决心理问题
C.
矫正求助者的心理问题
D.
治疗求助者的心理问题
【简答题】“阳病治阴”的病理基础是( )
【单选题】心理咨询的目的是
A.
协助求助者解决心理问题
B.
帮助改造求助者的心理问题
C.
矫正求助者的心理问题
D.
治疗求助者的心理问题
相关题目: