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王老师:19139051760(拨打)
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第1题

3、 This color TV is very expensive, but not _____. A. so better B. as better C. so well D. as good
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第2题

2、 ——Are you going to attend Mrs. Flower’s party? ——No, ______. But I haven’t _______any invitation yet. A. unless invit
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第3题

1、 ——We were surprised to hear that the reason _____she gave for her absence was ______her mother was ill. ——Yes. We saw
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第4题

2. 设D:X2+Y2≤1，Y≥0，则I=∫∫D√X2+Y2dxdy=()(本题2.0分) A、 ∏ B、 2∏ C、 2∏/3 D、 ∏/3
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