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【简答题】
Questions 30
Write NO MORE THAN TWO WORDS for the answer。
Questions 30Write NO MORE THAN TWO WORDS for the answer。
what do growers risk when moving from an old system to a new one？（）
Questions 30
Write NO MORE THAN TWO WORDS for the answer。
what do growers risk when moving from an old system to a new one？（）
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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】Any good mystery must eventually uncover a villain, and in a recent documentary, "Who Killed the Electric Car", the filmmakers duly pointed the finger at General Motors. The (62) is not so simple, but...
A.
Modifying
B.
Manifesting
C.
Correcting
D.
Remedying
【单选题】下列4个命题 ①若f(x)在x=a处连续，且|f(x)|在x=a处可导，则f(x)在x=a处必可导． ②设φ(x)在x=a的某邻域内有定义，且存在，则f(x)=(x-a)φ(x)在x=a处必可导． ③设φ(x)在x=a的某邻域内有定义，且存在，则f(x)=|(x-a)|φ(x)在x=a处可导． ④若f(x)在x=a的某邻域内有定义，且存在，则f(x)在x=a处必可导． 正确的命题为（）
A.
①②③
B.
②③
C.
①③④
D.
②④
【单选题】Questions 19 to 22 are based on the conversation you have just heard.
A.
He feels rushed.
B.
He hates to pack.
C.
He doesn’t like to restrict his diet.
D.
He’s worried about his lecture.
【单选题】Everyone has heard the phrase "a picture is worth a thousand words". Videoconferencing provides that picture, bringing decision makers together for face-to-face meetings regardless of their location. ...
A.
expensive in installing the system
B.
efficient in saving employees for meetings
C.
worthwhile by not sending employees for meetings
D.
useful in changing boring meeting into exiting ones