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【单选题】
听力原文：I think William is a great actor. (A) He's always acting up. (B) I haven't seen it yet. (C) Yes, he's really good, (18)A.
B.
C.
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举一反三
【单选题】Which of the following statements is NOT true?（）
A.
The open field system provided a good opportunity to experiment.
B.
The open field system wasted land.
C.
The open field system was wasteful of labor and time.
D.
The open field system made livestock farming difficult.
【单选题】伽利略的理想斜面实验证明了
A.
要使物体运动就必须有力的作用，没有力的作用物体就静止
B.
要使物体静止就必须有力的作用，没有力的作用物体就运动
C.
物体不受力作用时，一定处于静止状态
D.
物体不受外力作用时，总是保持原来的匀速直线运动状态或静止状态
【单选题】伽利略的理想斜面实验证明了 ( )
A.
要物体运动必须有力作用，没有力作用的物体将静止
B.
要物体静止必须有力作用，没有力作用的物体就运动
C.
物体不受外力作用时，一定处于静止状态
D.
物体不受外力作用时总保持原来的匀速直线运动状态或静止状态
【单选题】Most people have no idea of the hard work and worry that gointothe collecting of those fascinating birds and animals that they pay to see in the zoo.One of the questions that is always asked of me is ...
A.
region
B.
field
C.
place
D.
case
【简答题】There was great interest when a big hole mysteriously appeared in the middle of a field. Engineers were called in to explain how it had got there. They offered various explanations but were not at all...
【单选题】Which of the following statements is NOT true according to the given article?
A.
Adapting the infrared scanning technology developed for military purposes and other satellites, physicist Stephen Paley came up with a quick way to take the temperature of crops to determine which ones are under stress.
B.
The goal of applying infrared scanning technology was to let farmers precisely target pesticide spraying rather than rain poison on a whole field.
C.
Paley's Remote Scanning Services Company could detect crop problems before they became visible to the eye.
D.
In spite of meeting with financial problems, Paley's company has been struggling to keep operation until now.
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