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【单选题】
累计增长量与其相应的各个逐期增长量的关系表现为( )。A.
累计增长量等于相应的各个逐期增长量之积
B.
累计增长量等于相应的各个逐期增长量之和
C.
累计增长量等于相应的各个逐期增长量之差
D.
累计增长量大于相应的各个逐期增长量之和
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】房地产税收最基本的功能是( )。
A.
保障财政收入，筹集公共建设资金
B.
发挥经济杠杆的调节作用，促进经济健康发展
C.
抑制房地产的投资行为，维护市场交易秩序
D.
调节收入水平，缩小贫富差距
【单选题】有关突触的叙述中,哪一项错误
A.
是神经元与神经元之间或神经元与非神经元之间特化的细胞连接
B.
可分为化学性突触和电性突触两类
C.
光镜下化学性突触是由突触前成分、突触间隙和突触后成分三部分所组成
D.
突触前成分含有突触小泡
E.
突触后成分含有神经递质的受体
【单选题】We all went out _____the lost boy. We had _____ everywhere, but didn't find him. [ ]
A.
searching; searched
B.
searching; searched for
C.
in search of; searched
D.
in search of; searched for
【单选题】After the storm, Amy ______.
A.
went searching and found her baby near the house
B.
was happy because her mother was okay
C.
found her baby when she was brought to her in the hospital
D.
went to find her father
【单选题】有关突触的叙述中,错误的是:
A.
仅存在于神经元与神经元之间
B.
可分为化学性突触和电突触两类
C.
突触前成分含有突触小泡
D.
突出后成分含有神经递质的受体
E.
钙离子参与递质的释放
【单选题】有关突触的叙述中,哪一项错误( )
A.
是神经元与神经元之间或神经元与非神经元之间特化的细胞连接
B.
可分为化学性突触和电突触两类
C.
光镜下化学性突触是由突触前成分、突触间隙和突触后成分三部分所组成
D.
突触前成分含有突触小泡
【单选题】After the storm, Amy ______.
A.
went searching and found her baby near the house
B.
was happy because her mother was safe and sound
C.
found her baby when she was in a hospital
D.
went to find her father and met Deputy Jolley
【单选题】They were thirsty, so they went ______ something to drink. [ ]
A.
searching for
B.
in search for
C.
searching
D.
in their search of
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