Tomorrow I start to work .The children start singing.为什么一个用 start to do一个用 start doing有什么区别?

Tomorrow I start to work .The children start singing.为什么一个用 start to do一个用 start doing有什么区别? We are going to have a sports meeting tomorrow.But I don't know（选择题） A.why to start B.when to start C.what to start D.where to start when to start?Q:We are going for a picnic tomorrow.Ill callWendy to make sureA when to sart B waht to start cwhy to start为什么要选这A,start 又不是不及物动词. We're going for a picnic tomorrow .I'll call Wendy to make sure A.why to start B.when to start C.what to start D.which to start为什么 Will it be c___ for you to start work tomorrow?I'd like to go s____ warm.根据首字母填空 the way to have a better tomorrow is to start working on it today! i will always take you part We are going for a picnic tomorrow.I'll cal Tom to make sure _____.A.why to startB.what to start C.when to start D.which to start Be it good or bad,I will start tomorrow peter will start to learn English tomorrow.（同义句） 1.Are you going to have a sports meeting tomorrow?Yes,but I will call Kate to make sure _____A.why to start B.when to start C.what starting 为什么是A 为什么其他不行Are you going to have a meeting tomorrow?YES,but I'll call Kelly to make sure when_____.A.to start ; B.start; C.to starting; D.starting We are going to have a sports meeting tomorrow.But I don't know（选择题）A.why to start B.when to start C.what to start D.where to start想问的是为什么不选D,“在哪里开始” A为什么不对呢 I can't posibly start until mondayWe'd like you to start work tomorrow if possible.I'm sorry,but I can't possibly start until Monday.(D)?A.Do you agree with me B.Is that a good ideaC.Do you think I'm right D.Will that be all right Will it be convenient for you to start work tomorrow?这句子正确吗?start 与work都是动词 we must start tomorrow morning. I don't know when____(start)tomorrow为什么呀 大家帮帮忙呀 We will to start tomorrow这句话对不对RT 对的话翻译翻译 start to