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【单选题】
青霉素类的描述哪项正确A.
青霉素类的抗菌谱相同
B.
各种青霉素均可口服
C.
的青霉素可取代青霉素G
D.
青霉素对繁殖期细菌作用强
E.
青霉素对繁殖期和静止期细菌均有杀灭作用
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皮皮学刷刷变学霸
举一反三
【单选题】The database program searches a certain record for a match in a particular field to whatever data you specify. This is called ______ a database.
A.
displaying
B.
sorting
C.
calculating
D.
querying
【单选题】Where should you record the crude oil washing after completion?
A.
Oil Record Book
B.
Cow manual
C.
Pumping Log
D.
Inter plant manual
【单选题】Where the words 'without support from major record companies' are, the context reads that music broadcast programs ______ record companies.
A.
must have the support of
B.
require the participation of
C.
may enlist the assistance of
D.
should enter partnership with
【单选题】Where must you record the date of each emergency training drill conducted on a ship ________．
A.
In the logbook
B.
In the Operations Manual
C.
On the Certificate of Inspection
D.
On the muster list
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