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【判断题】
β- 内酰胺环在酸、碱、青霉素酶、某些金属离子的作用下,可使 β- 内酰胺环开环或发生分子重排,而失去抗菌作用,形成一系列降解产物。A.
正确
B.
错误
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举一反三
【多选题】The core values of a nation are primarily affected by its __________.
A.
geography
B.
population
C.
history
D.
religions
【单选题】China is known _____ greatly in terms of its cultural values over the past few years. [ ]
A.
to change
B.
having changed
C.
changing
D.
to have changed
【单选题】在word中要对某一单元格进行拆分,应执行()操作
A.
“插入”菜单中的“拆分单元格”命令
B.
格式”菜单中“拆分单元格”命令
C.
.“工具”菜单中的“拆分单元格”命令
D.
“表格”菜单中“拆分单元格”命令
【简答题】A．It is the same in different countries. B．It is used to show American values. C．Its implication is sometimes misunderstood by visitors. D．It is an American individual interest.
【简答题】As you have seen, the values of a nation’s currency is a ________ of its economy. A) reaction B) refection C) response D) revelation
【多选题】The core values of a nation are primarily affectes by its _______?
A.
geography
B.
population
C.
history
D.
religions
【单选题】在word中要对某一单元格进行拆分,应执行什么操作
A.
“插入”菜单中的“拆分单元格”命令
B.
“格式”菜单中“拆分单元格”命令
C.
“工具”菜单中的“拆分单元格”命令
D.
“表格”菜单中“拆分单元格”命令
【单选题】She believes that management is likely to
A.
become more creative,
B.
change its values.
C.
reduce in importance.
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