皮皮学，免费搜题
登录
搜题
【单选题】
人工池按结构分为 ( ) 。A.
刚性结构、柔性结构和临时简易水池；
B.
长效性和短效水池；
C.
砖结构和钢结构水池。
D.
长效性
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
【单选题】He paid for and was assigned a cabin in first class. 句中划线部分的意思是
A.
小屋
B.
桌子
C.
窗户
D.
客舱
【单选题】He worked his ________to Australia, and paid for the journey by doing jobs on the ship he was travelling on. [ ]
A.
patience
B.
passage
C.
way
D.
strength
【单选题】What did the customer discover?
A.
He has already paid for the order.
B.
He was charged twice for the same product.
C.
The delivery company delivered the item to the wrong address.
D.
The book is out of print and no longer available.
【简答题】工程资料按参建单位划分分为那几个单位
【简答题】A ship was lost at sea and the only survivor was washed up on a small, inhabited ( 无人居住的 ) island. He prayed ( 祈祷 ) 1 for God to rescue him and for hours he just stared at the horizon ( 地平线 ), waiting...
【多选题】. 下列分组哪些是按品质标志分组 ( ).
A.
职工按年龄分组
B.
. 科技人员按职称分组
C.
. 人口按性别分组
D.
. 企业按地区分组
E.
. 学生按健康状况分组
相关题目：