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【多选题】
“女士优先”的内容有哪些？A.
在女士面前，男士不可以吸烟
B.
当女士更换外衣外套时，男士不回避
C.
女士落座起立时，男士要主动为女士移动座椅
D.
进出门时，男士要为女士开关门
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皮皮学刷刷变学霸
举一反三
【单选题】We should ______ when using serf-talk.
A.
keep positive serf-talk as much as possible
B.
avoid negative serf-talk whenever possible
C.
keep a balance between positive and negative serf-talk
D.
remind ourselves of the advantages of all serf-talk
【简答题】Passage 2: New words: self-esteem n. 自尊(心) Listen to a short passage three times. When the passage is read for the first time, listen for its general idea. When the passage is read for the second ti...
【简答题】To make yourself _________, remembered and likely to be hired, you need a good resume to present who you are and what your strengths are. All the items in the resume should be organized logically, and...
【判断题】In all cases, passive voice is necessary, especially when we discuss something negative such as claim, we should avoid blaming the other party directly or when we do not know who is the agent of actio...
A.
正确
B.
错误
【单选题】下图电路中运放为理想的,若图中R1=R2,两个输入分别为ui1和ui2,则uo=()
A.
uo=uo1-uo2
B.
uo=uo1+uo2
C.
uo=-（uo1+uo2）
D.
uo=uo2-uo1
【判断题】After the counterpart's quotation, we should avoid by all means bothering, listen attentively to, question carefully to clarify, sum-up and retell to make sure that what we heard and understand is exa...
A.
正确
B.
错误
【单选题】乙醇提取保健食品中黄酮类化合物,得到的上清液中加入聚酰胺粉,然后挥去乙醇,再装入层析柱进行纯化,该方法叫什么?
A.
基质固相分散萃取技术（MSPDE）
B.
固相萃取技术（SPE）
C.
凝胶渗透色谱法（GPC）
D.
薄层预展法（TLC）
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