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【单选题】
主要用于预防哮喘发作的平喘药是:A.
茶碱类
B.
糖皮质激素
C.
肾上腺素
D.
色苷酸钠
E.
沙丁胺醇
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举一反三
【简答题】阅读理解。 Many people often lose their friends and they don't know how to keep a long friendship.So how can you keep a long friendship? The following passage explains very well about this matter. The firs...
【多选题】网页快照指的是搜索引擎在抓取网站数据的时候,对网页进行的一种缓存处理,关于百度快照的说法正确的是:
A.
百度快照更新越频繁，网站权重越高
B.
百度快照更新频率与权重并没有直接的关系
C.
百度快照更新慢，说明一定有降权的危险
D.
快照的更新与页面中是否出现重要新增内容有直接关联
【单选题】They don't know how to get along with him. But in my opinion, he is a pleasant person ( ).
A.
to deal with
B.
cope with
C.
to handle
D.
doing with
【单选题】In the following paragraph, what does the concluding sentence do? Talking to friends and classmates is easy for a lot of teenage boys, but talking to parents is more difficult. Many teenage boys would...
A.
It restates the topic sentence.
B.
It makes a prediction.
C.
It summarizes the paragraph.
D.
It makes a suggestion.
【简答题】As we know, it is difficult for parents of every family to teach their children to be responsible( 有责任的 ) for housework. Shatian School in Shanghai is its students do housework for their parent...
【单选题】关于网页下列说法正确的是( )
A.
网页是通过超链接与其他网页相联系
B.
网页中只能有文字不能有声音.图象等
C.
网页只能用HTML语言来编写
D.
网页中的超级链接只能是本网站内的相对链接
【单选题】They don't know how able a poor youngster might have been______ he grown up under more favorable circumstances.
A.
if
B.
had
C.
and
D.
has
【单选题】关于站点与网页的说法不正确的是()。
A.
直接建立多个网页并链接在一起可以形成站点
B.
站点是若干相关网页及相关信息的集合
C.
网页是站点的组成部分
D.
网页之间有超链接关系，说明它们在同一个网站中
【单选题】They don't know how long the meeting will _________. [ ]
A.
start
B.
have
C.
last
D.
keep
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