unit 21, Block 45, building 33 解释下

unit 21, Block 45, building 33 解释下 B座用英语怎么说就是一个大楼的B座,unit,block,building,哪个最规范? block block unit unit __is very difficult.A Unit fifth B The fifth unit C Five Unit D The unit fifth选几为什么? _____ is a little difficult.A.Unit fifth B.The unit fifth C.Five unit D.The fifth unit _____ is a little difficult.A.Unit fifth B.The unit fifth C.Five unit D.The fifth unit_____ is a little difficult.A.Unit fifth B.The unit fifth C.Five unit D.The fifth unit unit 7 p41-2b课文翻译 英语报纸Unit 3B作文表达, 英语翻译Bota,Tangyguyi,Uzynguyi in Block B,Lebap region,Turkmenistan. 翻译flat 5b,block 9 of city estate nillili block.B的最新主打 求字面意思 谁能帮我翻译一下block b的just stop? 翻译：Unit 14,10/F,Block A,Proficient Industrial Centre,6 Wang Kwun Road,Kowloon Bay,Kowloon翻译Seagull Trading Compnay Limited 的香港地址 想知道:深圳市罗湖区unit 15d,block a,jin shang hua garden,wen jin du port,具体是哪里?求翻译. .Next week we’re going to learn __C____.A.unit 5 B.the unit 5 C.Unit 5 D.5 Unit