【单选题】Which of the following is the function that nanoscale motors perform?
A.
rearranging individual atoms
B.
manipulating individual atoms
C.
producing products and process
D.
photosynthesis and muscle concentration
【单选题】第一节单项选择(共10小题。每小题1分,计10分) 从每小题所给的A、B、C、D四个选项中选出可以填入空白处的最佳答案。 21.—MustIfinishmyhomeworkrightnow? —No,you__________.
【单选题】第二部分知识运用 (共两节,满分20分) 第一节单项填空(共10小题;每小题1分,满分10分) 从
C.
D四个选项中,选出可以填入空白处的最佳选项,并在答题卡上将该项涂黑。 21 About 5,000 men and women competed for medals in ________ 21st Winter Olympic Games. A a B the C an D /
【单选题】Intervention in the foreign exchange market means the government______.
A.
restricts individuals from buying and selling foreign exchange
B.
restricts the importation of certain goods
C.
or central bank buys or sells foreign exchange
D.
devalues the currency in the foreign-exchange market
【判断题】实践作为检验真理的标准是确定和不确定的统一。()
【单选题】The future of spyware is the most promising when it comes to______.
A.
standardizing individual online patterns
B.
overseeing personal online behaviors
C.
diversifying present online patterns
D.
regulating various online behaviors
【简答题】Features such as height, weight, and skin color ________ from individual to individual and from face to face. A) change B) vary C) alter D) convert
【单选题】第二部分词汇知识运用(共两节,满分40分) 第一节单项选择(共10小题;每小题1分,满分10分) 从A、B、C、D四个选项中,选出可以填入空白处的最佳选项。 You’re driving too fast. Have you noticed that there is a speed_______of 40 miles per hour along this road?
【单选题】第二部分:英语知识运用(共两节, 满分40分) 第一节:单项填空(共10小题,每小题1分,满分10分) 从A、B、C、D四个选项中,选出可以填入空白处的最佳选项,并在答题卡上将该项涂黑。 21.According to the newsman,as a result of heavy fog, expressway has been closed up until further notice.