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【单选题】
等质量的三种金属a、b、c与相同质量分数的足量稀硫酸反应，+2价金属硫酸盐，反应情况如图所示．则a、b、c三种金属的相对原子质量大小排序正确的是（ ）A.
c＞a＞b
B.
a＞b＞c
C.
c＞b＞a
D.
b＞a＞c
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举一反三
【单选题】A) He has a strange personality. B) He’s got emotional problems. C) His illness is beyond cure. D) His behavior is hard to explain.
A.
He has a strange personality.
B.
He’s got emotional problems.
C.
His illness is beyond cure.
D.
His behavior is hard to explain.
【单选题】Pride and some strange senseof honor must have ____ my parents to their chairs. A. sat B. seated C. situation D. anchored
A.
sat
B.
seated
C.
situation
D.
anchored
【简答题】What does the woman think of the man ’ s English? A . Excellent. B . Acceptable. C . Strange.
【简答题】What does the man think of the woman’s opinion?A. A. Reasonable B. . B. Strange. C. C. Confusing.
【单选题】_____about his safety, she caught the early train to the strange city
A.
Curious
B.
.Concerned
C.
.Frustrated
D.
.Confused
【单选题】Strange _______ his behavior may be, there is a very good reason for it.
A.
although
B.
even if
C.
that
D.
as
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