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王老师:19139051760(拨打)
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第1题

.Before he started work, I asked the builder to give me an ________ of the cost of repairing the roof. A. assessment
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第2题

A friendship may be ________, casual, situational or deep and lasting. A. identical B. original C. superficial
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第3题

.Some people seem to have a morbid interest in death. A. merciless B. sorry C. unhealthy D. helpless
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第4题

用最小平方法配合直线趋势，如果y=a+bx中b为正值，则这条直线呈 A、下降趋势 B、上升趋势 C、不升不降 D、无法确定
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