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【单选题】
下列各组对象: 1接近于0的数的全体;2比较小的正整数的全体; 3平面上到点O的距离等于1的点的全体;4正三角形的全体; 5 的近似值的全体. 其中能构成集合的组数有( )A.
2组
B.
3组
C.
4组
D.
5组
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反馈参考答案：
举一反三
【单选题】----Why don't you join us for breakfast? ----Sure! ____?
A.
What's up
B.
Can I help you
C.
What should I do
D.
Why not
【单选题】_____ join an English language club? [ ]
A.
Why don't
B.
Why not
C.
Why don't you
D.
Both B and C
【简答题】Why don't you join an English club to practice your English?（改为同叉句） ＿＿＿ ＿＿＿ join an English club to practice your English?
【简答题】输电线路纵联保护导引线通信中,环流式接线原理是什么?
【单选题】Why don’t you an English club to practice English?
A.
to join；to speak
B.
join；speaking
C.
join；to speak
【单选题】Why don’t you an English club to practice English?
A.
to join；to speak
B.
join；speaking
C.
join；to speak
D.
to join；speaking
【单选题】—Really，I don’t know_______to join the army or to find a job after my graduation. —Why don’t you_______ your parents’ advice? They will surely help you.
A.
if;take
B.
whether;follow
C.
if;give
D.
whether;seek
【简答题】Para.3 v. 栖息;居住于; 就某人的情况而言(短语); 认知科学家; adj. 决定性的 ;最后的
【单选题】—Why don't you _____ the music club? —I'm sorry. I can't sing or dance. [ ]
A.
to join
B.
join
C.
joining
D.
to join in
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