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【多选题】
在容积不变的密闭容器中，在一定条件下发生反应2A B(g)＋C(s)，且达到化学平衡。当升高温度时容器内气体的密度增大。则下列判断正确的是 [ ]A.
若正反应是吸热反应，则A为非气态
B.
若正反应是放热反应，则A为气态
C.
若在体系中加入少量C，该向逆反应方向移动
D.
压强对该平衡的移动无影响
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举一反三
【单选题】You never told us why you were late for the last meeting, ______?
A.
weren't you
B.
didn't you
C.
had you
D.
did you
【单选题】一You aren't a stranger, are you? 一 _____. Don't you remember _____ the mountain with us last weekend? [ ]
A.
No; climbing
B.
No; to climb
C.
Yes; climbing
D.
Yes; to climb
【单选题】【背景资料】某建筑工程，建筑面积24642㎡，地上10层，地下2层（地下水位-2.0m）。主体结构为非预应力现浇混凝土框架剪力墙结构（柱网为9m*9m，局部柱距为6m），抗震设防烈度7度。梁、柱受力钢筋为HRB335.结构主体地下室外墙采用P8防水混凝土浇筑，墙厚250mm，钢筋净距60mm，混凝土为商品混凝土。一、二层柱混凝土强度等级为C40，以上各层柱为C30。
情形1：施工过程中，施工单位...
A.
矿渣硅酸盐水泥
B.
火山灰硅酸盐水泥
C.
粉煤灰硅酸盐水泥
D.
普通硅酸盐水泥
【单选题】— You don’t know me, do you? — ________. Don’t you remember ________ the mountain with us last weekend?
A.
No; climbing
B.
No; to climb
C.
Yes; climbing
D.
Yes; to climb
【简答题】You were opposed to ______ her to go to the library with us, weren't you? (invite)
【单选题】-----Are you sure you won’t come for a drink with us? -----______, if you insist(坚持).
A.
Not at all
B.
No way
C.
OK
D.
I don’t care
【简答题】A．To assign a person poorly. B．To assign language translators. C．To assign a person in their best language. D．To assign a person a job that is not consistent with his best qualifications.
【简答题】You were opposed to ______ (invite)her to go to the library with us, weren't you?
【单选题】Will you assign us two seats together by the window? Sorry,_________________.
A.
Would you prefer two aisle seat
B.
Would you prefer two seats in the rear of the cabin
C.
Would you prefer two window seats on behind the other
D.
Would you prefer two separated seats by the window.
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