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【单选题】
根据《自然保护区条例》第十一条规定,我国自然保护区划分为()两级A.
国家级、地方级
B.
国家级、省级
C.
一级、二级
D.
重点级、一般级
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皮皮学刷刷变学霸
举一反三
【简答题】土工材料加筋垫层施工时,试验段长度原则上不小于( )m。
【单选题】Today’s young people can’t live without smart phones. They keep their hands on the phones wherever they go, even while they ________ meals.
A.
had
B.
will have
C.
are having
D.
were having
【单选题】Today’s young people can’t live without smart phones. They keep their hands on the phones whenever they go, even while they_______meals.
A.
had
B.
will have
C.
are having
D.
were having
【单选题】More consumers are waiting for the further drop of housing prices with money in their hands rather than ______ houses, according to a report.
A.
to buy
B.
buying
C.
buy
D.
bought
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