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【单选题】第三篇 Inspecting a Used Car The scariest part of buying a used car is not being completely sure of what condition it’s in. A car that’s been in a major accident is always a bigger risk, bu...
A.
a technician who checks a car free of charge
B.
a technician who learned his trade all by himself
C.
a technician who works for a particular car-dealer
D.
a technician who runs his own inspection service
【单选题】某品牌服装折扣店将某件衣服按进价提高50%后标价，再打8折（标价的80%）销售，售价为240元．设这件衣服的进价为x元，根据题意，下面所列的方程正确的是（ ）
A.
x?50%×80%=240
B.
x?（1+50%）×80%=240
C.
240×50%×80%=x
D.
x?（1+50%）=240×80%
【单选题】与非独立悬架相比较,汽车采用独立悬架有以下优点: 两侧车轮可以( )运动而互不影响,这样在不平道路上可减少车架和车身的振动,而且有助于消除转向轮不断偏摆的不良现象。
A.
相互
B.
左右
C.
旋转
D.
单独
【多选题】根据我国《合同法》的规定,在( )情形下,要约失效。
A.
拒绝邀约的通知到达要约人。
B.
要约人依法撤销要约。
C.
承诺期限届满，受要约人未作出承诺。
D.
受要约人对要约的内容作出实质性变更
E.
要约人依法撤回要约