是"less than an hour"还是"less than one hour"?

是less than an hour还是less than one hour? In+less+than+an+hour是甚么意思 翻译text you in less than an hour? 少于半个小时 用英语怎么说是less than half an hour 完成句子 l'm ______for Tokyo in less than an hour Your sister will be here in less than an hour and we must be at the station to meet her.请具体解释in less than an hour 的意思, you sister will be here in less than an hour 这句话中的be是什么用法,为什么用be more than one hour和more than an hour区别 they were buried alive.请问alive是做什么成分?问句为you can't finish the book in less than an hour,can you?要求选答句,但 我不知道为什么不能选no,hardly.作为答句 more than an hour用什么提问? 英语翻译W:Just a second,I want to leave a message for Bill.M:Don’t bother,we’ll be back in less than an hour. 他每天看不到半小时的电视,英语这样说句型对吗：He watches less than half an hour on TV every day.如果不对,求学霸列出正确的,He（ ）（ ） （ ）half an hour （ ）TV every day. less than 中的than 是介词吗 是half hour还是half an hour? 选 哪个?请英语专家解析和 排除 you can't finish the task in less than an hour ,I suppose?--you can't finish the task in less than an hour ,I suppose?--__________.A yes I'm sure I can B NO HARDLY C sorry i can;t D i don't think I can It is _____car that it can run no _____ than 10 miles an hour.A.such an old;higher B.such old a;more Cso old a ;faster .D.so an old ;less 英语翻译less in the office than as an additional strategist,with a seat in cabinet and on every high-level committee.这是less..than句型吗? less than在这句话是什么用法Although being early may mean wasting a little time,this will be less than if you miss the train and have to wait an hour or more for the next one.less than可以接从句吗？在这句话里是不是接了一个