铁塔及天馈故障按其影响范围和紧急程度可划分为()、()和()三类级别。
参考答案:重大故障;严重故障;一般故障
某建设单位建一锅炉,预计工期为5个月,土建工程合同价款为50万元,该工程采用 ( )方式较为合理。
A.按月结算
B.按目标价款结算
C.实际价格调整法结算
D.竣工后一次结算
小题1:It’s polite to k on the door before entering a room.
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小题2:He is hungry and he would like a b of tomato and beef noodles.
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小题3:They will go to London for vacation in A , 2014.
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小题4: His mother always gets up e because she makes breakfast for his family.
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小题5:As students, we should f our homework on time every day.
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小题6:We could hear her sweet (声音) from the next room.
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小题7:Would you please make a shopping list for the (野餐)?
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小题8:Tom like a apple, but he doesn’t like a (香蕉) at all.
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小题9:She borrowed my book last weekend, but she didn’t (归还) it to me.
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小题10: The grandpa still keeps doing homework (虽然) he is seventy-nine years old.
小题10: