to practise,to show,to challenge.德语怎么翻译?

to practise,to show,to challenge.德语怎么翻译? 翻译一句英语,文艺点 To practise,to show,to challenge! practise to do还是practise doing? practise do sth.正确,还是practise to do sth.正确? i want to practise my English come in to practise 怎么翻译啊? 英语附加题they train dogs to catch balls a:teach b:like c:practise d:show那个替换train要翻译哦 Began to show Use time to show show to造句 welcome to our show show us how to Show us how to show them to their Show us how to. show concern to to show me the show me how to