结果1 题目 5 The ratio of the cost of a guitar to the cost of a piano is 1 : 10. If the cost of the guitar is $200, what is the cost of the piano?(1)$20(2)$220(3)$2000(4)$2200ē ) 相关知识点: 试题来源: 解析 3 反馈 收藏 ...
cost、spend、pay、take例句 1、It takes a long time to learn to speak a language well.学会说好一种语言需要花很长时间。2、She spent the whole afternoon playing piano.她把整个下午都用来弹钢琴。3、That project cost a lot of time.那个项目花了很多时间。4、It takes my father thirty...
sth. cost ( sb. ) + some money(2)The pianoMay nearly $3,000.(3)My parentshalf of their income for my hobby(4)Joyalmost a week making the model plane.(5)Ime half an hour to work out the problem. 答案 (2).【答案】cost【核心短语/词汇】nearly 接近【翻译】钢琴花费May接近3000...
百度试题 结果1 题目(3)He bought the piano at a cost of500 dollars.他花500美元买下了这架钢琴。 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
例：A new computer costs a lot of money. 买一台新电脑要花一大笔钱。(2) (doing) sth. costs (sb.) ＋时间,某物（做某事）花了（某人）多少时间。例：Remembering these new words cost him a lot of time. 他花了大量时间才记住了这些单词。注意：cost的过去式及过去分词都是cost,并且...
1.a Christian festival celebrated on the seventh Sunday after Easter, commemorating the descent of the Holy Ghost upon the apostles; Whitsunday. 2.Shavuoth. [before 1000; Middle Englishpentecoste,Old Englishpentecosten< Late Latinpentēcostē< Greekpentēkostḗ(hēméra) fiftieth (day)] ...
- Building a successful business costs a lot of time and effort. (建立一个成功的企业需要耗费大量时间和精力。) - Learning to play the piano well costs him years of practice. (学好钢琴对他来说需要数年的练习。) 3. cost (sb.) dearly:意为“某人代价高昂”,暗示因采取某种行动而遭受巨大损失。
(Ispend 100 a week on eating out.) -我每天花费2个小时练习钢琴。(I spend 2 hours practising the piano every day.) 需要注意的是,spend后面可以接名词或动名词,而不能直接接不定式。例如: -我花费了50美元买了这本书。(正确) -我花费了50美元买这本书。(错误) 此外,spend还可以与介词on连用,表示...
a即使微笑了. 也哭泣 Even if smiled. Also sobs[translate] a我每天花一小时的时间练习弹钢琴 I every day spend an hour time drill ammunition piano[translate] aAny casual vacancy occurring in the Board of directors may be filled up by the Directors. 发生在理事的任何偶然空白也许由主任填补。[tran...
好难的数学题 A piano manufacturer has a daily fixed cost of1700andamarginalcostof2200 per piano.Find the cost C(x) of manufacturing x pianos in one day.C(x)= 1Use your function to answer the questions.(a)On a given day, what is the cost of manufacturing 3 pianos?=?(b)Whatisthecos...