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【单选题】
患者,女性,30岁,婚后6年未孕。月经初期为14岁,平时月经不规律,每30天~2个月来一次月经,每次3~5天,,色质深,无痛经,白带不多,无异味。妇科检查:子宫前位,大小正常,卵巢增大,皮质下可见多个中小卵泡排列。B超检查:子宫未见异常,双侧卵巢呈多囊改变。性激素检查:LH/FSH>3。妇女一生中只能生成多少个成熟卵子A.
100～200个
B.
200～300个
C.
300～400个
D.
400～500个
E.
500～600个
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举一反三
【单选题】It’s a pity that you ______ leave so soon. Your uncle will be home in 10 minutes and he misses you so much.
A.
should
B.
could
C.
can
D.
might
【单选题】--It’s a pity that you didn’t come to my birthday party last night. --I’m terribly sorry. I ________ for an important lecture.
A.
prepared
B.
was preparing
C.
had prepared
D.
has prepared
【单选题】It’s a pity that you missed _____ the chance to go abroad for further education.
A.
to give
B.
to be given
C.
giving
D.
being given
【单选题】---- Have you heard of Steven Jobs, the co-founder and CEO of Apple? ---- Yes, but it’s a pity that he has _____ for a half year..
A.
died
B.
been dying
C.
been dead
D.
death
【单选题】-- It’s a pity that you missed the lecture on nuclear pollution. -- I _________ it, but I was busy preparing for a job interview.
A.
attended
B.
had attended
C.
would attend
D.
would have attended[
【单选题】—It’s a pity that Wang Qiang failed in the driving test again. —How can you expect him to pass _______ he hasn’t been practicing enough?
A.
when
B.
once
C.
unless
D.
though
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