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【单选题】
临床上妊娠过程从什么算起?( )A.
末次月经第一天
B.
末次月经最后一天
C.
月经来潮后14天
D.
月经干净后14天
E.
受精
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举一反三
【单选题】In many instances a void space will be created in the centre of the row，and a ______ should be placed so that it sits above the two innermost coils．
A.
locking coil
B.
sitting coil
C.
inner coil
D.
safe coil
【单选题】______ does ______ packet of chips cost?
A.
How much, a
B.
How much, an
C.
How many, an
D.
How many, the
【简答题】我国社会的教育内容是六艺——礼、乐、射、御、书、数。（ ）
【单选题】— ____________ are the pineapples? — They are 20 yuan. [ ]
A.
How many
B.
How much
C.
How many kilos
【单选题】---______these things? ---They’re 15 yuan.
A.
how many is
B.
How many are
C.
How much is
D.
How much are
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