【单选题】What is the main idea of the passage?
A.
There is little danger of serious after-effects when human beings are deprived of sleep for long periods of time.
B.
Going without sleep for a long period will cause bad shortlivede ffects, but apparently no serious after-effects.
C.
After 200 hours without sleep Tripp was suffering from 'mental ill ness'.
D.
The doctors predicted Tripp would sleep for twenty or thirty hours.
【单选题】在对一个20000人的社区进行遗传病普查时,发现了2个白化病患儿,由此可知这个群体中白化病基因携带者频率为
【简答题】Main idea: Effects of ________ changes on ________.
【单选题】下列叙述中,不正确的是
A.
Windows中打开的多个窗口,既可以并排也可以层叠
B.
Windows可以利用剪贴板实现多个应用程序之间的信息共享
C.
在 “ 资源管理器 ” 窗口中,用鼠标双击应用程序名,即可运行该程序
【单选题】The main idea of the passage is______.
A.
physical surroundings have effects on people's emotional reactions
B.
most people are sensitive to physical pain
C.
many people cannot see dentists because dentists are not enough in the U. S.
D.
decoration plays a primary role in relieving patients' fears
【单选题】What is the main idea of the passage?
A.
The feedback effects of SF on society.
B.
The role of SF and its implications.
C.
The underlying emotional forces of SF.
D.
The concept of possible future for students.
【单选题】讲授"光合作用”这部分内容时,按布鲁姆的教育目标分类,属于理解水平的问题是( )。
【简答题】“去年寄书报阳台,今年寄书重相催。”出自李白的()。
【判断题】法人不是自然人 。( ) prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>