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【多选题】
关于前列腺的叙述,正确的是()A.
,为的实质性器官
B.
后面平坦,在正中线上有一纵行浅沟称前列腺沟
C.
底部邻膀胱颈、精囊腺及输精管壶腹,尖向下,紧贴尿生殖
D.
其分泌物为乳白色液体,是精液的主要成分
E.
分5叶,若中叶肥大,可压迫尿道导致排尿困难
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【单选题】It is the author's view that in human civilization, agriculture ______.
A.
is the most important step man has ever made
B.
is only less important than the domestication of animals
C.
and fire are of the same importance
D.
can be ranked in importance with the invention of machines
【单选题】Many people think that English is _____ of all the subjects.
A.
important
B.
more important
C.
most important
D.
the most important
【简答题】____ Many countries import most of the oil they use.
【单选题】For most importers, they prefer ______ import ______ FBO basis.
A.
with, on
B.
to,on
C.
at, under
D.
for,upon
【单选题】which of the following methods is the most import for health assessment ( )
A.
interview
B.
laboratory examination
C.
observation
D.
physical examination
E.
reading data
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