皮皮学，免费搜题
登录
搜题
【简答题】
简述锅炉安全阀的设置要求及校验要求。
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】Who is the man?
A.
He is the woman’s husband．
B.
He is the woman’s old friend．
C.
He is a stranger to the woman．
【简答题】A.Teachers know what they teach well. B.It takes no more time and is of no extra cost. C.They usually enjoy the changes in teaching. D.Reading storybooks is already a routine.
【单选题】9月21日零时起，全国铁路实行新的列车运行图，7对“复兴号”动车组列车在京沪高铁线率先实现350公里时速运营，京沪高铁迈进“( )”。
A.
340时代
B.
350时代
C.
360时代
D.
370时代
【简答题】The more storybooks I give the children, the (happy) they are.
【简答题】The more storybooks I give the children, the (happy) _____________ they are.
【单选题】The HR department is a critical part of employee well-being in any business, no matter ______ small it is.
A.
how
B.
what
C.
where
D.
which
相关题目：