i weigh less than i used to .为啥不选use to be

i weigh less than i used to .为啥不选use to be much less fun than i expect 可不可以改成 far less fun than i expect 翻译：does jack weigh less than 60kg? I love you more than yesterday less than tomrrow hours-less I work long hours-less now than i used to.整句如何翻译 I am a numder that is less than five. I've made less mistakes than you have. He has less friends than i do哪里错了? i know less about japanese than about english 应该是什么? she is less interested in computers than i am I never sleep for less than nine hours.中文是什么? I am then never less alone than when alone.翻译 She is less interested in computers than I am. The job is less than I could do by myself. henry has little less free time than i Love me little I not less than you I suppose him to be less than thirty. I'm not more than twenty和I'm less than twenty可以混用吗?