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【单选题】
如果把影响某一装配精度的有关尺寸彼此按顺序地连接起来,可以构成一个封闭外形,这些相互关联尺寸的总称叫 。A.
装配尺寸链
B.
封闭环
C.
组成环
D.
增环
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举一反三
【单选题】Many students didn’t realize the importance of study________they left school.
A.
when
B.
until
C.
as
【简答题】Not
once _________ his view of life.A. did
Mr. Smith mention B. Mr.
Smith mentioned that C. Mr.
Smith mentioned D. would
Mr. Smith mention
【单选题】Despu és de depositar un ramo de flores en la tumba de mi abuela, hice, según la costumbre, varias reverencias en se ñ al de respeto y homenaje a su memoria. 选出此句中depositar的含义
A.
Fundar o crear esperanzas, ilusiones, confianza
B.
Dejar, colocar o poner a una persona o cosa en un lugar
C.
Encerrar, contener una cosa algo.
D.
Poner bienes bajo la custodia o guarda de una persona, entidad o institución que responda de ellos
【简答题】¡Enhorabuena, chico! Te han otorgado un premio singular: viajar con toda tu familia por el río Yangtzé, durante dos semanas. Con el tiempo, este viaje tendrá en tu memoria el valor de un tesoro incalc...
【单选题】Not until some students failed in the exam _____ how much time they had wasted.
A.
didn’t they realize
B.
did they realize
C.
they didn’t realize
D.
they realize
【单选题】Many students didn’t realize the importance of study _______ they left school.
A.
when
B.
until
C.
after
D.
unless
【简答题】Many students didn’t realize the importance of study_____ they left school. （when/until）A. until
【单选题】Not once ______ his view of life.
A.
did the gentleman mention
B.
the gentleman mentioned that
C.
the gentleman mentioned
D.
does gentleman mentioned
【单选题】Not once ______ his view of life.
A.
did the gentleman mention
B.
the gentleman mentioned that
C.
the gentleman mentioned
D.
do the gentleman mention
【判断题】The writer’s friend does not abandon his green principles even only for once.
A.
正确
B.
错误
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