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【单选题】
PM 2.5 、 PM 10 取日平均值时,每日至少有( )小时的采样时间数据统计有效。A.
12
B.
18
C.
20
D.
24
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举一反三
【简答题】Jane is a beautiful, good-natured and__________girl.
【简答题】混凝土用砂应尽量采用( )的砂。
【简答题】sweet-tempered;understaffed;underdeveloped;well-pressed;kind-hearted;strong-willed;overemphasised;well-maintained Jane is a beautiful, good-natured and ____________. He was kept busy writing lectures ...
【简答题】三、单项填空 1. Don’t worry, he will get better soon. Because the medicine on the heart. A. acts B. catches C. affects D. senses 2. I don’t know what to do, because the cinema only 500 persons. A. ...
【简答题】1)— Hi, Betty. I’m applying for a job, but I don’t know how to fill in the application form. So I wonder ________________ (你是否能帮助我). — Sure. I’ll be there in a minute. 2)— Do you know _______________...
【单选题】–Jane, I’ve bought a beautiful skirt for you. --It’s really beautiful, but it is ______ for me.
A.
too small a little
B.
a little too small
C.
too a little small
D.
a too little small
【简答题】sweet-tempered understaffed underdeveloped well-pressed kind-hearted well-balanced overemphasised well-maitained education-oriented strong-willed Jane is a beautiful, good-na...
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