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【单选题】
下述对氨苄青霉素的特点描述哪项是错误的：( )。A.
耐酸，口服可吸收
B.
对革兰氏阴性菌有较强抗菌作用
C.
（C）对耐药金葡菌也有效
D.
（D）对铜绿假单胞菌无效
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举一反三
【单选题】For security reasons, always log ______ when you leave your computer unattended for any period of time.
A.
on
B.
up
C.
in
D.
out
【简答题】魏晋南北朝时,选官改为“ ( )”制度。
【单选题】Section C Tourism(旅游) was not always as important as it is today. In the only【11】______people could travel on vacation to other countries. But in【12】______one person in ten visited a count away from h...
A.
rich
B.
reach
C.
older
D.
elder
【简答题】地籍和地籍管理有什么联系和区别?它们在土地管理中有什么作用?
【单选题】No matter how frequently ______, the works of Beethoven always attract large audience.
A.
performing
B.
performed
C.
to be performed
D.
being performed
【简答题】同义句改写，每空一词。 That girl always goes home on foot afterschool. That girl always after school.
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