听力原文:W:What's your plan for the summer holiday?
M:I'm going to Australia.
Q:What's the woman going to do for the summer holiday?
(7)
A.Travel to Australia.
B.Start a business.
C.Work part-time,
D.Write a report.
第4题
A.球团矿-褐铁矿-髙碱度烧结矿-菱铁矿-赤铁矿-磁铁矿-均热炉渣
B.褐铁矿-球团矿-髙碱度烧结矿-菱铁矿-赤铁矿-磁铁矿-均热炉渣
C.褐铁矿-菱铁矿-球团矿-髙碱度烧结矿-赤铁矿-磁铁矿-均热炉渣
D.均热炉渣-球团矿-褐铁矿-髙碱度烧结矿-菱铁矿-赤铁矿-磁铁矿
第8题
A.烧结矿→褐铁矿→球团矿→菱铁矿→赤铁矿→磁铁矿
B.球团矿→褐铁矿→烧结矿→菱铁矿→赤铁矿→磁铁矿
C.球团矿→褐铁矿→菱铁矿→烧结矿→磁铁矿→赤铁矿
D.烧结矿→褐铁矿→球团矿→菱铁矿→磁铁矿→赤铁矿
第9题
铁矿石的亲水性依次为()。
A.磁铁矿-赤铁矿-褐铁矿
B.赤铁矿-磁铁矿-褐铁矿
C.褐铁矿-磁铁矿-赤铁矿
D.磁铁矿-褐铁矿-赤铁矿
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