皮皮学，免费搜题
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搜题
【多选题】
自动喷水灭火系统分为( )A.
湿式自动喷水灭火系统
B.
干式自动喷水灭火系统
C.
预作用喷水灭火系统
D.
消火栓系统
E.
水幕系统
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】It isn't quite ______ that he will be present at meeting.
A.
sure
B.
right
C.
exact
D.
certain
【简答题】通过switch实现一周内每天显示不同图片,使用js独立文件。 代码已给出,请小组课下练习实现并了解代码含义。
【单选题】—Is that _____ friend? —Yes, _____. [ ]
A.
your; it isn't
B.
he; it's
C.
our; it is
D.
her; it isn't
【单选题】There_______ a sport meeting in our school this weekend, isn't there?
A.
will be
B.
is
C.
will have
D.
is going to be
【单选题】It isn't quite ___ that he will be present at the meeting.
A.
sure
B.
right
C.
certain
D.
exact
【简答题】It isn't quite _____ that he will be present at the meeting. A．sure B．right C．exact D．certain
【单选题】The tall man over there is our new English teacher, _________?
A.
is he
B.
is there
C.
isn’t he
D.
isn’t there
【单选题】.It isn't quite _____ that he will be present at the meeting.
A.
sure
B.
right
C.
exact
D.
certain
【单选题】—Meat isn’t really dangerous , is it? --Oh! ____! It’s not at all good for our health.
A.
Yes, it isn’t
B.
No, it is
C.
Yes, it is
D.
No, it isn’t
相关题目：
【单选题】It isn't quite ___ that he will be present at the meeting.
A.
sure
B.
right
C.
certain
D.
exact