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【单选题】
()在设计促销文字时,( )对齐方式的文字符合人们的阅读习惯,给人工整有序的视觉感受。
A.
左对齐
B.
居中对齐
C.
右对齐
D.
两端对齐
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【单选题】治疗猪丹毒的药物可选()。
A.
磺胺
B.
链霉素
C.
氟哌酸
D.
氨苄青霉素
【单选题】下图表示叶绿体色素吸收光能的情况,根据此图并结合所学知识,以下说法中正确的是 ①叶绿素a对420nm、670nm波长的光的转化率较高 ②在晚间用大约550nm波长的绿光照射行道树,目的是通过植物光合作用以增加夜间空气中的氧气浓度 ③据图可知,用白光中450nm左右波长的光比白光更利于提高光合作用强度 ④在层析液中,类胡萝卜素的溶解度大于叶绿素 ⑤土壤中缺乏镁时,420nm~470nm左右波长的光的...
A.
①④⑤⑥
B.
①③④⑥
C.
②③④⑤
D.
①②④⑤
【简答题】阅读理解。 In Canada and the U.S.A, people enjoy entertaining (请客) at home. They often invite friends over for a meal, a party, or just for coffee and a conversation. Here are the kinds of things people sa...
【单选题】府(腑)的特点是()。
A.
藏而不泻
B.
泻而不藏
C.
藏泻并举
D.
以上都不是
【简答题】阅读理解。 In northern China during spring big sandstorms often make trouble for people. Sandstorms usually happen in spring. They have happened in more than 10 provinces in northern China this year. Peopl...
【判断题】府(腑)的特点是藏而不泻。()
A.
正确
B.
错误
【简答题】Colours often have different meanings in different cultures. In the U.S., people have found the following to be true. Black Black is the colour of power. It is also popular in fashion because it makes...
【单选题】治疗猪丹毒首选的药物是( )
A.
制霉菌素
B.
,青霉素
C.
链霉素
D.
红霉素
E.
林可霉素
【简答题】阅读理解 In the U.S.A. or Canada, on Sundays many people go out for a picnic. They often ask their good friends to go with them. They bring many things with them, li ke glasses, kites, knives, some nice f...
【判断题】府(腑)的特点是藏而不泻。
A.
正确
B.
错误
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