皮皮学,免费搜题
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【单选题】
种子能够萌发的潜在能力或胚 具有的生命力,称为 ( )
A.
种子活力
B.
种子生活力
C.
种子的寿命
D.
种子质量
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【简答题】is simply the use of an outside company to perform all or part of the firm's materials management and product distribution functions.
【单选题】The book _______ I found on my way home is my brother’s.
A.
that
B.
who
C.
this
D.
What
【简答题】It's Sunday morning. My parents, my uncle, my sisters and I are all at home. What is my father doing? He is reading a newspaper. My mother is watering the flowers in the small garden. There are some b...
【判断题】已知某系统的故障率为λ且是与时间无关的常数,则该系统的不可靠度也是与时间无关的常数。
A.
正确
B.
错误
【单选题】It's ___________ from my home. [      ]
A.
near
B.
far
【单选题】Logistics managers use the ____ approach to coordinate materials management and physical distribution in a cost-efficient manner.
A.
total cost
B.
supply chain
C.
interfunctional logistics
D.
intrafunctional logistics
【简答题】听录音,排句子。 (     ) This is my study. It's nice. (     ) Welcome to my home. (     ) I like my home. (     ) Look! My home is big.
【单选题】在量子化学结构优化之后,需要进行频率计算,对于反应物或产物或反应中间体结构,其虚频个数的要求是?
A.
0
B.
1
C.
2
D.
不确定
【简答题】看图填空。 This is my home. It's 1__________ of my school, and 2__________ of the park. On Sundays, I fly kites in the 3__________ and play badminton in the 4__________. The gym is 5__________ of the park....
【单选题】在量子化学结构优化之后,需要进行频率计算,对于过渡态结构,其虚频个数的要求是?
A.
0
B.
1
C.
2
D.
不确定
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