to practise all the time is the key to ( ) progress in english为什么括号要填make而不是making?那个to 不是介词吗?

All the students are busy ____English in the morning.Apractising to read Bpractising readingCto practise to read Dto practise reading to practise all the time is the key to make progress in english为什么要用to practise以及用make,而不用making? --------all the time is key to ------progress in English.A practise making B to practise making C practising make D to practise make选哪个........ABCD都有了 谁说的对............ to practise all the time is the key to ( ) progress in english为什么括号要填make而不是making?那个to 不是介词吗? The English learners should make __ of every chance to practise speaking English.A.the much B.much C.all D.the most 选哪个,为什么 SKill practise Group the words according to their sound SKill practise Group the words according to their sound The girl is often listened to_songs in the next room.A.practise to sing B.practise singing C.to practise to sing Dto practise singing选什么啊?为什么是不是有listen to sb to do这个词组? All that we have to do is to practise everyday.能否将that改为what practise to do还是practise doing? practise the piano practise using the you have to practise english more.you have to practise English more(中文和否定）All of the drivers have gone to work.(中文和否定）They made a small model house 2 years ago.(中文和否定）They went to Japan by plane last year.（同义 they wish that the boy______the violin last nighta.didn't practise to play b.wouldn't practise to be playing c.hadn't practise playing d.wouldn't have practise being playing li lei has ____four hours to practise playing the violinli lei has ____four hours to practise playing the violina.cost b.taken c.paid d.spent Be sure to practise all your language shills-_,readingBe sure to practise all your language shills__,reading,writing,listening and speaking-in every lesson.A that is B this is C it is D they are If you continue _____ hard ,you will succeed in the end.A to practise B practise C to be practising D practised practise practise