ls this the first time that you——to Europe A.have gone B.have been C.go D.wentAs students,please don't waste any money---useless thingsA.buying B.to buy C.buy D.boughtlt often---Mum much time to go work by busA.costs B.spends C.pays D.takes

ls this the ls the first,the chicken or the egg. ls monday the first day of a week? great! ls this the library?是什么意思我有急事,快! ls this the playground?改成肯定句怎么改 ls peter going to the supermarket this weekend是什么意思 英语ls this your ls this your ls this your school? This is not the first Henry was worried.This was his first time ti go traveling by air求全文 Henry was worried.This was his first time ti go traveling by air. 英语翻译Marketing StrategyContemporary Ti Design will rely on three forms of marketing activities.The first will be attendance (including promotion with a booth) at the various art shows and festivals through out the country.This form of marketin 是 ls this the factory which he worked ten years ago.还是 ls this the factory where he worked ten years ago. ls this ( ) english book?( )中填啥? ls this a picture是什么意思 ls++this++your++school是什么意思 ls this new calculator _____?