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【单选题】
酒石酸分子中有( )个手性碳A.
1
B.
2
C.
3
D.
4
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【简答题】In listening to a person, the important thing is ____ A) to notice his tone, his posture, and the look in his eye B) to listen to how he pronounces his words C) to check his words against his manner, ...
【单选题】A reference in a literary work to a person, a place or a thing in history or another work of literary is an______.
A.
allegory
B.
archetype
C.
analogy
D.
allusion
【单选题】激光平地系统的安装要求( )。
A.
确定工作地块面积;
B.
结合激光发射半径;
C.
安装时要找到平面基准;
D.
安装三角架时,应调平上平面;
E.
激光标高应处在拖拉机最高点上方0.5m。
【单选题】If a person or thing is ________ , another person or thing takes their place.
A.
suspected
B.
supplanted
C.
spotted
D.
lamented
【单选题】If you've got a complaint, the best thing is to see the person concerned and ______ with him.
A.
tell it
B.
have it out
C.
say it
D.
have it known
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