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【单选题】
患者男性,45岁,主诉心前胸骨后压榨性疼痛,并肩放射,经心电图诊断为冠心病心绞痛,引起本病的原因A.
冠脉狭窄和痉挛
B.
血压增高
C.
主动脉狭窄
D.
吸烟和年龄
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举一反三
【单选题】I can’t do the work by myself so I ________ a student to help me.
A.
need
B.
let
C.
start
D.
use
【单选题】滴虫性阴道炎治愈标准
A.
连续3次月经后检查滴虫阴性
B.
连续3次月经前检查未找到滴虫
C.
全身及局部用药3个疗程可治愈
D.
白带悬滴法检查滴虫转阴
E.
连续3次月经前检查临床症状消失
【简答题】A．It doesn't include the use of dialect. B．It is considered Stowe's best written work. C．It was not published in the nineth century. D．It was Stowe' s most popular work.
【单选题】— Some factories now use ________ workers and ________ energy to finish their work than before. — How terrible! [ ]
A.
fewer; more
B.
less; less
C.
less; more
D.
more; fewer
【单选题】This machine doesn't ______. The workers have to use ______ one. [ ]
A.
work; another
B.
go; other
C.
use; the other
D.
run; others
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