皮皮学,免费搜题
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搜题
【单选题】
以柱头入药的药材是( )
A.
菊花
B.
西红花
C.
蒲黄
D.
丁香
E.
红花
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【简答题】某班今天实到48人,2人因病请假,这个班今天的出勤率是(    )%。
【多选题】微生物限度检查法中,可选用的稀释液有( )
A.
pH7.0无菌氯化钠-蛋白胨缓冲液
B.
pH7.6无菌磷酸盐级冲液
C.
pH6.8无菌磷酸盐缓冲液
D.
pH7.0无菌磷酸盐缓冲液
E.
0.9℅无菌氣化钠溶液
【单选题】Ana: Do you have any sugar?Chris: No, ______ . Let's buy some.
A.
I have some
B.
I don't have
C.
I don't have any
【简答题】六年级(1)班今天有48人出勤,2人缺席,这个班今天的缺勤率是2%______.
【单选题】I don't know why Carla missed the meeting. She _____ an important phone call.
A.
may receive
B.
may have received
【简答题】Aaron: Look at this ad for a cell phone company. They ( ) they have the cheapest rates.Henry: Hmm. I don't know that ( ) . Is that a new company?Aaron: Yeah, I think it is. They’re doing a major ad ...
【多选题】微生物限度检查法中,可选用的稀释液有()
A.
pH7.0无菌氯化钠-蛋白胨缓冲液
B.
pH7.6无菌磷酸盐缓冲液
C.
pH6.8无菌磷酸盐缓冲液
D.
pH7.2无菌磷酸盐缓冲液
E.
0.9%无菌氯化钠溶液
【多选题】微生物限度检查法中,可选用的稀释液有( )
A.
pH7.0无菌氯化钠-蛋白胨缓冲液
B.
pH7.6无菌磷酸盐缓冲液
C.
pH6.8无菌磷酸盐缓冲液
D.
pH7.0无菌磷酸盐缓冲液
E.
0.9%无菌氯化钠溶液
【简答题】六年级(2)班今天共有48人到校上课,请假2人,这个班今天的缺勤率是______%.
【单选题】Laura: Why are you taking down the lights, Mike?Mike: I ______ to have the tree lit up in the evening.
A.
don't
B.
not want
C.
don't want
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