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【判断题】
非模态的G代码,只限定在被指定的中有效。A.
正确
B.
错误
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举一反三
【简答题】There are hardly any risks involved in cosmetic operations.
【简答题】There was hardly any change in the sales throughout the period except for a slight rise on 200
【多选题】铺设管道一般要求（）。
A.
各种材质的通信管道，管顶至路面的埋设深度不应低于规范的要求，当达不到要求的，应采用砼包封或钢管保护
B.
改、扩建管道工程，不宜在原有的管道两侧加扩管孔，特殊情况下必须在原有管道一侧扩孔时，须将原有人（手）孔及光（电）缆做妥善处理
C.
通信管道的规格、程式和管群断面组合，应符合设计规定要求。如更换或代用管材，必须征得建设单位或设计部门的同意，并办理相关手续
【单选题】— Are there any fish in the river? — Yes, _____________. [ ]
A.
it is
B.
there is
C.
there are
【简答题】There was hardly any change in the sales throughout the period except for a slight rise on 1999.
【简答题】There is hardly any (differ) ______ in their attitudes toward their colleagues.
【单选题】Jim doesn’t have _______ fish , but he has _______ meat . [ ]
A.
some , any
B.
any , any
C.
any , some
D.
some , some
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