需应用支链氨基酸的是
A.肝性脑病
B.肾功能不全
C.肺功能不全
D.心功能不全
E.保护肠屏障
第1题
Not long ago, a person whom I know very well was ______ an accident.
A.related to
B.involved in
C.included in
D.subjected to
第2题
Rivers have been important to man ______.
A.since the last century
B.for a very long time
C.since a few hundred years ago
D.since a few years ago
第3题
A.few
B.little
C.a few
D.a little
第4题
Why didn't men climb mountains long ago?
A.Because it was very cold on mountains.
B.Because they couldn't breathe on mountains.
C.Because they were afraid of spirits and dragons.
D.Because riley were afraid of falling into the cracks.
第5题
A.Long ago
B.Not long ago
C.More recently
D.Later
第7题
Just-in-time inventory control system______.
A.is adopted in most modern industries
B.is adopted only in very small company
C.is adopted only by some people
D.is adopted long long time ago
第8题
A.not long ago
B.in the future
C.even now
D.before long
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