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【单选题】
【C2】A.
morality
B.
health
C.
welfare
D.
education
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举一反三
【简答题】All the students managed to climb the hill. All the students are______ ______climb the hill.
【简答题】听力原文：The students are listening to the teacher carefully.
【简答题】溶剂可分为哪几种，分类依据是什么？常用溶剂有哪些，极性顺序如何？
【单选题】“The students are free to ask any questions they want to.” Rewrite the sentence using the word “whatever”.
A.
The students are free to ask whatever questions they want to.
B.
The students are free to ask that whatever they want to.
C.
The students are free to ask any whatever they want to.
D.
The students are free to ask whatever they want to.
【简答题】请各位同学根据日常生活中观察到的社会现象或发现到的社会问题,根据前面课程的讲解,自行设计一份调查问卷,并把问卷星调查问卷的网址填写在下面。 作业提交格式: www.wjx.cn/2018003。 请同学们在作业提示中填写。
【单选题】The students are encouraged to provide ______ service to the poor students.
A.
valuable
B.
volcano
C.
voluntary
D.
voyage
【简答题】一颗完全二叉树的深度为3,则该树至少有_____个节点。
【单选题】如图所示对称Y-Y三相电路中,电压表的读数为1143.16V,Z1=1+j 2 Ω, Ω , 求图中电流表的读数。
A.
10A
B.
28A
C.
22A
D.
38A
【单选题】The students are encouraged to provide ______ service to the poor students.
A.
valuable
B.
indispensable
C.
voluntary
D.
initial
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