【单选题】A necessary cause is _____.
A.
one without which it is impossible for the effect to occur
B.
one of the causes that can produce the effect
C.
one that is enough to make the effect occur
【单选题】某工人的月工资是1500元,则工资是( )。
【单选题】One of the benefits of green roofs is the reduction of the heat island effect in cities
【单选题】One effect of using a word processor may be that the ongoing revision of a text ______.
A.
is done with too little attention
B.
produces a sloppy effect
C.
fails to produce a fluent style
D.
does not encourage one to pick up mistakes
【单选题】15 ~17题共用题干 患者男,25岁,骑自行车途中突发右腰部绞痛,向下腹部和外阴部放射,伴恶心 呕吐,体查右肾区有叩击痛,尿常规检查红细胞 ( + + + ),疑有上尿路结石 目前该患者首选的检查应是
【单选题】One effect of using a word processor may be that the ongoing revision of a text______.
A.
is done with too little attention
B.
produces a sloppy effect
C.
is lacking in flow and spontaneity
D.
does not encourage one to pick up mistakes