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【单选题】
颈静脉注射时，漏注可引起较严重颈静脉周围炎的注射液是（ ）。A.
5%水合氯醛
B.
0.5%普鲁卡因
C.
5%葡萄糖溶液
D.
0.9%氯化钠溶液
E.
以上四对
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举一反三
【简答题】They did not find _____ to prepare for the worstconditions they might meet. A. worth their while B. it worthwhile C. itworth D. it worthy
【单选题】They did not find ______ to prepare for the worst conditions they might meet.
A.
worth they while
B.
it worthwhile
C.
it worth
D.
it worthy
【单选题】从展览会的性质来说，可分为（ ）。
A.
室内展览会和露天展览会
B.
宣传展览会和贸易展览会
C.
单一商品展览和混合商品展览
D.
大型综合展览会、中型展览会、小型展览会和微型展览会
【简答题】从展览会的性质分，有()。 A.贸易展览会 B专项展览会 C大型展览会 D.露天展览会 E.宣传展览会
【单选题】They did not find ________ to prepare for the worst conditions they might meet.
A.
it worthy
B.
it worthwhile
C.
it worth
D.
worth their while
【单选题】Why they did not find out the flooding cause?
A.
There were not enough tools
B.
There were not enough crews.
C.
There was not enough water
D.
There was not enough time
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