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【多选题】
下列关于外墙脚手架说法正确的有( )。A.
砖混结构外墙高度在 20 米以内时，按脚手架计算
B.
砖混结构高度在15m以内，外墙门窗洞口面积超过整个建筑物外墙面积 40% 以上者按脚手架计算
C.
墙、空心砖外墙、填充外墙按脚手架计算
D.
砖混结构高度在15m以内，外墙裙以上的外墙面抹灰面积占整个建筑物外墙面积 （含门窗洞口面积在内） 25% 以上者按脚手架计算
E.
砖混结构外墙高度在 15 米以上及其他结构的建筑物按脚手架或型钢悬挑脚手架或附着式升降脚手架计算
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【单选题】联合应用抗生素,下列哪项是错误的
A.
适用于病因不明的严重感染
B.
适用于单一用药不能控制的混合感染
C.
长期用药可降低二重感染
D.
能防止或延迟药物出现耐药药性
E.
联合用药应避免敢用不敢停的弊病
【单选题】I would like to visit you and ()our friendship but in fact I can not come.
A.
rent
B.
renew
C.
mouse
D.
spot
【单选题】联合应用抗生素,下列哪项是错误的。
A.
联合以多为好
B.
能提高抗菌效果
C.
可降低药物剂量
D.
能防止或延迟药物出现耐药性
E.
联合用药应避免敢用不敢停的弊病
【单选题】-- I think people should be encouraged to do what they like . -- _____
A.
I'm afraid I don't like it .
B.
I couldn't agree more .
C.
It's not my fault at all .
D.
That's all right .
【单选题】I would like to join the school volunteer project, and I often imagine _______.
A.
what I should do it
B.
what should I do
C.
what I should do
D.
how should I do
【单选题】听力原文：W：I feel like going hunting this weekend，but I don't have a gun． M：But you can rent one if you have a license． Q：What does the man mean? (15)
A.
She can use his gun.
B.
She can borrow someone else's gun.
C.
She should have a gun of herself.
D.
She can't borrow his gun.
【单选题】当钢铁结构在水中的表面电位(相对于饱和硫酸铜电极)达到（ ）左右。钢结构就基本上不再受到腐蚀，起到了阴极保护作用。
A.
-850mV
B.
-600 mV
C.
-450 mV
D.
-300 mV
【单选题】—I'd like ________ the after-school club, but I'm not sure what I should do. —What do you like ________? [ ]
A.
to join, do
B.
to join, doing
C.
joining, to do
D.
joining, doing
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