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【单选题】
除草剂如敌草隆(DCMU)、百草枯(paraquat)等能够杀死植物,主要原因是______。
A.
这些除草剂能够阻断光合电子传递链而抑制光合作用
B.
这些除草剂能够阻断电子传递链而抑制呼吸作用
C.
这些除草剂能够抑制同化物运输
D.
这些除草剂能够抑制水分吸收
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【多选题】毛发是由坚韧的角蛋白纤维组成,由哪些层组成?()
A.
护膜层
B.
皮质层
C.
髓质层
D.
油脂层
【单选题】What accounts for the high dropout rates for online students?
A.
Thereis no strict control over the academic standards of the courses.
B.
Theevaluation system used by online universities is inherently weak.
C.
There is nomechanism to ensure that they make the required effort.
D.
Lack of classroominteraction reduces the effectiveness of instruction.
【简答题】She _________(be not talk) to the renter.
【单选题】毛发是由坚韧的角蛋白纤维组成,由哪些层组成?()
A.
护膜层
B.
皮质层
C.
髓质层
D.
以上都对
【简答题】What accounts for the high drop-out rates for online students? A) There is no strict control over the academic standards of the courses. B) The evaluation system used by online universities is inheren...
【单选题】Organic agriculture accounts for the biggest proportion of the American agriculture.
A.
Y
B.
N
C.
NG
【简答题】What accounts for the younger generation's political strength according to Professor Henry Flores? A.Their embrace of radical ideas. B.Their desire to change America. C.Their utilization of the Intern...
【单选题】党的十九大报告指出要巩固和完善农村基本经营制度,深化农村土地制度改革,完善承包地“三权”分置制度。其中“三权”是指()
A.
所有权、使用权、流转权
B.
所有权、流转权、承包权
C.
所有权、经营权、流转权
D.
所有权、承包权、经营权
【判断题】经营活动竞争激烈的企业,最好保持较低的负债比率,以降低财务风险。
A.
正确
B.
错误
【单选题】According to Item 3,it is the renter’s responsibility ————
A.
to fully read and understand the User Instructions
B.
to buy insurance before renting the equipment
C.
to confirm the receipt of the User Instructions
D.
to repair the equipment when necessary
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