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【单选题】
金属陶瓷硬质合金是以( )为基体,再加入适量金属粉末(如Co、Ni、Mo等)作粘结剂而制成的、具有金属性质的粉末冶金材料。A.
金属氧化物
B.
氧化物
C.
金属碳化物
D.
碳化物
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【单选题】行车干扰工程施工增加费是以为基数，乘以相应费率计算而得
A.
现场管理费
B.
受行车影响部分的工程的定额直接费之和
C.
受行车影响部份的工程的直接费之和
D.
受行车影响部分的工程的直接工程费之和
【单选题】What can we learn from this conversation?
A.
Grace will never go shopping anymore.
B.
Grace loves shopping.
C.
Grace has not been shopping this week.
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【单选题】行车干扰工程施工增加费是以( )为基数，乘以相应费率计算而得。
A.
现场管理费
B.
受行车影响部分的工程的定额直接费之和
C.
受行车影响部分的工程的直接费之和
D.
受行车影响部分的工程的直接工程费之和
【单选题】Dessa Chidhedza, a year younger than Grace,________,
A.
like Grace, feels happy now and will have serious infections later
B.
will be in need of drugs as much as Grace is now
C.
does not know of any drugs that can help her
D.
knows that she is going to die
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