粉煤灰细度试验要求天平量程及最小分度值不大于()。 A.100g,0.1g B.10 发布时间:2018-11-28 02:46 │ 来源:www.tikuol.com 题型:单项选择题 问题: 粉煤灰细度试验要求天平量程及最小分度值不大于()。A.100g,0.1gB.100g,0.01gC.500g,0.1gD.50g,0.01g
题型:单项选择题 Have you ever planted a few trees on Tree Planting Day? Each year, millions of people, both 41.______, plant a lot of trees. But this may not be the best way to make your home a 42._____ place. Last week we visited a park in Hebei. We were 43._____ to find most of the trees had been burned. The workers told us that the trees 44._____ soon after they were planted because they weren’t watered well enough. 45._____ workers burned them and cleaned the place for 46._____ trees to be planted this year. 47.______ a card found in one of the dead trees, a student wrote,” I hope this tree will grow up with me to 48.______ the backbone (栋梁) of our country.” The workers said that the survival (存活) of the trees was really more important than 49.______ trees were planted. Some people in Beijing now have a new idea that they can donate (捐赠) some money and let professional (专业人士) plant and 50.______ the trees.小题1:A.students and teachers B.old and youngC.boys and girls D.mother and father小题2:A.smallerB.colderC.warmerD.larger小题3:A.pleasedB.happyC.interestingD.surprised小题4:A.diedB.grewC.boughtD.planted小题5:A.ThoughB.WhenC.BecauseD.So小题6:A.fewB.oldC.newD.dead小题7:A.OverB.FromC.OnD.About小题8:A.needB.holdC.plantD.be小题9:A.how manyB.whenC.how soonD.why小题10:A.take outB.take downC.take upD.take care of 查看答案
题型:单项选择题 Do you have _____ to say about this? [ ]A. something elseB. anything else C. else something D. else anything 查看答案
题型:单项选择题 在诊断发动机失火故障时,需要参考哪三个参数?()A.发动机转速/工作时间/发动机温度B.工作时间/发动机温度/发动机起动后的时间C.发动机起动后工作时间/发动机温度/工作时间D.公里数/发动机温度/发动机转速 查看答案