can be是固定用法吗?能不能讲解一下

can be是固定用法吗?能不能讲解一下 hate shoping是固定用法吗?（请老师讲解一下） be taken a waste of time 是固定用法吗? 能不能大致讲解一下 The project is designed in this way and once____,nothing can be done to change it.A.startsB.startingC.startedD.having startedonce started是固定用法吗? grow 的用法 Can rice( ) in winter?这里应该填grow 还是be grown能不能具体说明一下这个单词的用法 we can make a fire______the room warm so that we can chat for a whilee讲解一下make的用法,是加todo,还是do 谁能讲解一下time-out的具体用法time-out是可数名词吗 经常看到be so named because在句子中,是固定用法吗? 据说 It is said that 是固定用法吗?be动词能否改变? hear sb. do sth 和 sb.be heard to do sth是固定用法吗? can be 能不能造个句 excuse me,but can i be you.这里Can为何用在主语前?“Excuse me but can i be you for a while”我想问下这里But是固定用法吗?而can为什么又要放在主语前面呢?是为了表示否定吗? 这句话的结构和用法能不能给我讲解一下,1.Web development had been around long enough for many large projects to be built andenter maintenance phases,and for lessons to have been learnedabout re-usability and maintenance. can't be用法 The project is designed in this way and once____,nothing can be done to change it.A.startB.startingC.startedD.having started为什么是C? once started是固定用法吗? delay for+一段时间 是固定用法吗 帮我总结一下类似与be referred to as的英语固定搭配及用法