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【单选题】
患者，男性，35岁，溃疡病出血，贫血貌，MCV85f1，MCH8pg，MCHC32％，贫血性质为（）A.
大细胞正色素性贫血
B.
小细胞低色素性贫血
C.
正常细胞性贫血
D.
大细胞低色素性贫血
E.
小细胞正色素性贫血
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举一反三
【单选题】___ apples and milk on sale in this Downtown Supermarket.
A.
3
B.
There are
C.
There is
D.
There isn't
【单选题】_apples and milk on sale in this supermarket.
A.
There are
B.
There is
C.
There isnot
【单选题】I put some apples and milk in the cup and ____ when I make fruit salad.
A.
mix them up
B.
add them up
C.
cut them up
D.
put them up
【单选题】—Do you know the girl __is talking to our English teacher? —Yes. She’s my sister.
A.
who
B.
whom
C.
which
D.
Whose
【单选题】To our__________, the little girl is the first to go to bed.
A.
surprises
B.
surprise
C.
surprised
D.
surprising
【单选题】apples and milk on sale in this Downtown Supermarket.
A.
There are
B.
There is
C.
There isn't
【单选题】某会议室有50排座位,每排有30个座位.一次报告会坐满了听众.会后留下座号为15的所有听众50人进行座谈.这是运用了( )
A.
抽签法
B.
随机数表法
C.
系统抽样
D.
有放回抽样
【单选题】某会议室有50排座位，每排有30个座位．一次报告会坐满了听众．会后留下座号为15的所有听众50人进行座谈．这是运用了
A.
抽签法
B.
分层抽样
C.
系统抽样
D.
偶遇抽样
【单选题】To our____, the girl is interested in football.
A.
surprises
B.
surprise
C.
surprising
D.
surprised
【单选题】To our surprise, the girl is considering ______ to live in Tibet.
A.
to move
B.
to have moved
C.
moving
D.
having moved
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