因为离心泵利用低压来吸入液体,所以不适于()流体。
A.高粘
B.低粘
C.腐蚀性
D.高温
参考答案:A
1788年7月10日,纽约某报纸以《船讯--号外》为题发布通告:万世联合船主的幸福船,已载着十三包“联合、和平和友谊”进港,……愚蠢船主的船已载着地方偏见、不和的种子等出港。它赞美的是
A.联邦体制
B.分权制衡原则
C.共和制度
D.主权在民原则
One day a rich woman lost her purse with a lot of money in it. So she made a (1) , "If anybody finds my purse and (2) it to me, I’ll give half the money to him."A poor man (3) the purse near a shop. He sent it back to the woman, but the rich woman (4) . "There was an expensive ring in my purse besides money," said the woman, "I won’t give you half the money in my purse until you return it to me." "But I’ve never seen an expensive ring in (5) purse," said the man.They began to quarrel. The man became (6) and took her to a judge. (7) the judge heard what had happened to them, he said to the woman, "I’m sure that you have lost a purse, and there is an expensive ring in it. But there is (8) a lot of money in this purse. So I don’t think it’s yours. (9) some time. Maybe somebody will give your purse back."Then the judge (10) to the man and said, "Take the purse home. If the owner doesn’t come to get it back in two days, it will be yours.
第(9)空应选择()
A.Wait for
B.Listen to
C.Look after
D.Talk about