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【简答题】
营养物进入微生物细胞的(运输营养物质的)方式有 、 、 和 。
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【简答题】听音,选择正确的词语,完成句子。 Word List: grocery store, businesswoman, movie theatre, January 1. I want to go to the  ______________ to buy _________________ (some fruits/a book/a toy car). 2. A ______________ wor...
【单选题】There is “r” in the word “art”.
A.
B.
an 
C.
the
【简答题】阅读理解 Shoppers who carefully plan their visit to the grocery store  can save money on their grocery bills. _ 1 __ Shoppers should visit the grocery store on a full stomach  by scheduling their trip imm...
【单选题】The word “grocery” refers to _______ in Chinese.
A.
食品杂货
B.
奶制品
C.
咖啡
D.
剃须刀
【判断题】"abc"和"老师好"的长度都是3。( )
A.
正确
B.
错误
【单选题】What syllable is stressed in the word September ?
A.
[?septemb?(r) ]
B.
[?sep?temb?(r)]
C.
[septem?b?(r)]
D.
[sep?temb?(r)]
【单选题】bookstore, bakery, shopping mall, grocery
A.
bookstore
B.
bakery
C.
shopping mall
D.
grocery
【简答题】The author cited the example of the grocery shopping to
【简答题】脱丁烷塔分离下列混合液: 工艺规定丁烷为轻关键组分,异戊烷为重关键组分。分离所得的塔顶产物组成已列于上表,各组分相对于重关键的相对挥发度也列于表中。料液为饱和液体。试求最小回流比Rm。并应用清晰分割法进行塔顶和塔釜产品的量和组成的估算。已知轻关键组分丁烷在塔顶产品中的收率为98.1%,重关键组分异戊烷在塔釜产品中的收率为94.2%。进料量F=983kmol/h。
【简答题】While going grocery shopping, the speaker suggests people should take to grocery store______.
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