In the past, the reason for many Chinese couples being eager to have a son was fear () no one being able to care for them when they were old.
A.with
B.in
C.for
D.of
A.with
B.in
C.for
D.of
第2题
向一反应体系中加入催化剂,正反应的活化能降低了△rEa,逆反应的活化能降低了△rEa,则()。
A.△rEa=△rE"a
B.△rEa>△rE"a
C.△rEa<△rE"a
D.无法确定其大小
第4题
When there are small children around, it is necessary to put bottles of pills out of ______.
A) reach B) hand C) hold D) place
第5题
A.A.she realized
B.B.had she realized
C.C.she had realized
D.D.did she realize
第6题
What does the author think of the American way of training people?
A.It's common.
B.It's realistic.
C.It's uncommon.
D.It's inhuman.
第7题
A.he had read
B.he read
C.he did read
D.did he read
第8题
The two examples in para.2 show that______.
A.attitudes stem from experience
B.emotional reactions as well as logical thought processes affect the behavior. of most people
C.children should be far from fire
D.we should believe what we read from books
第9题
As she the newspaper, Granny ______ asleep.
A.read; was falling
B.was reading; fell
C.was reading; was falling
D.read; fell
第10题
It is advisable for you______.
A. to read the heading which you think is the title
B. to read the heading that names a problem
C. to read one heading and the paragraph under it each time
D. to read the headings only
第11题
By "good sense" the writer means ______.
A.the driver's ability to understand and react reasonably
B.the driver's prompt response to difficult and severe conditions
C.the driver's tolerance of rude or even savage behavior
D.the driver's acknowledgment of politeness and regulations