He promised that he would come,but he hasn't turned up yet.为什么用that和用would和yet?

he promised to He promised that he would come.请问that后面是否属于状语从句? He promised,he had promised区别在哪? My maths was poor.He promised that he help me ___it.为什么用with,而不是forwith He promised me that he （）never（）（lie）to me again 动词填空.. he promised me that he would study harder this semesterthat 能省略吗,为什么 he promised me that he would study harder this semesterthat 可以省略吗, last sunday he promised （ ） today,but he wasn't appeared yet.答案是that he would come 为什么 He has promised that he would help us,but he did not keep his____这怎么填 Jerry promised that he would be back_2o'clock while Rodman promised that he would turn up_2 hours.Aafter after Bafter inC at afterDin in After he _____his mistake,he promised not to do that againafter he () the mistake,he promised not to do that again .,realize B has realize C will realize D realized为什么要用过去式 He promised that he _you A.will help b.would help c.has helped d.had helped He promised that he would come,but he hasn't turned up yet.为什么用that和用would和yet? 英语翻译He promised ________ at the station. last week he promised ____-today,but he hasn't arrived yetA.that he would have comeB.what would he have comeC.which he would comeD.that he would come He promised to come,but actually he didn't a_____. Having promised he ___the clock,he discovered that he had no brought the right tools for the job.A,will repairB.had repairedC.would repairD.was repairing he promised to give me a photo 还是 he promised me to give me a photo?