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【判断题】
经济寿命一般就是设备的折旧寿命。A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【多选题】关于激素作用的特征，下述正确的是（）
A.
具有激素——受体特异性
B.
具有信号放大作用
C.
一种激素可以有多种作用
D.
激素之间有协同作用
E.
仅仅起到“信使”作用
【单选题】下述下颌第二乳磨牙形态特点哪个不正确
A.
牙冠较小、色白
B.
牙冠颈部明显缩小,颈嵴较突
C.
牙冠由颈部向方缩小
D.
近、远中颊尖及远中尖大小不相等
E.
根干短、根分叉大
【单选题】When Mr. David retired(退休), he bought a small house in a village near the sea. He liked it and hoped to live a quiet life in it. But to his surprise, many visitors came to see his house in summer holi...
A.
he did not like it at all
B.
he could not work as a guide
C.
he made enough money and wanted to buy a new expensive house
D.
he could not live a quiet life in it
【简答题】After that, he kept looking out his window for her, mourning the decade they had let slip by while married to other people. Delicate wives--- John Updick
【简答题】我国的建筑方针是 、安全、 、美观。
【单选题】When Mr. David retired(退休), he bought a small house in a village near the sea. He liked it and hoped to live a quiet life in it. But to his surprise, many visitors came to see his house in summer holi...
A.
so small
B.
so quiet
C.
so interesting
D.
such interesting
【简答题】我国的建筑方针是 、 、安全、 。
【简答题】、 、 、 是我国的建筑方针。
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