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【单选题】
对选择结构的语句描述有:1if语句可以嵌套;2else与最近的且没有与其它else匹配的if匹配;3switch语句可以实现多项选择;4switch语句中的case表达式可以是含有变量和函数的表达式;5switch语句中的case部分如都带有break,则case书写一般没有次序要求;6switch语句中default可以缺省;7switch语句可以嵌套;则下列有错误的描述是( )A.
①②③④
B.
①②③⑤
C.
①②③⑥
D.
①②③⑦
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举一反三
【单选题】_______ his membership card, Tony decided to make a phone call to check whether there was something wrong．
A.
Not having received
B.
Not to receive
C.
Not received
D.
Having not received
【单选题】下列关于纤维素性炎症的论述不正确的是
A.
多见于黏膜、浆膜和肺
B.
渗出有大量白细胞
C.
发生在黏膜时，为假膜性炎
D.
可发生机化，引起粘连
E.
渗出大量纤维蛋白原
【多选题】Which of the following are linking verbs(系动词)?
A.
look
B.
seem
C.
smell
D.
feel
E.
is
【简答题】连系动词(Linking Verb)的作用是什么?都有哪几类?
【单选题】When buying a new sedan, drivers are strongly recommended to check whether the vehicle meets the government standards______fuel efficiency.
A.
at
B.
to
C.
as
D.
for
【简答题】系动词也称联系动词(Linking Verb),是用来辅助主语的动词。可以分为____、____、____、____、____、和____。
【单选题】下列哪项关于纤维素性炎症的叙述是正确的
A.
当出现机化时便引起纤维素性的粘连
B.
其好发部位是浆膜、黏膜和肺
C.
肺的纤维素性炎常引起肺泡壁的破坏
D.
假膜常与肠黏膜连接紧密，不易脱落
E.
假膜组成为纤维素、间皮细胞、白细胞和细菌
【单选题】____his membership card，Tony decided to make a phone call to check whether there was something wr
A.
31．____his membership card，Tony decided to make a phone call to check whether there was something wrong． A．Having not received
B.
Not receiving
C.
Not received
D.
Not having received
【单选题】下列关于纤维素性炎症的叙述中,不正确的是:
A.
合并有少量中性粒细胞浸润时应称为化脓性纤维素性炎
B.
当出现机化以后便引起纤维素性粘连
C.
其好发部位为黏膜、浆膜和肺
D.
假膜的必有成分是纤维素、白细胞、浆膜间皮细胞和细菌
E.
咽部假膜常与其下方的黏膜疏松粘连，易剥脱而引发严重后果
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