1.Children aren't allowed to play------matches. 2.---fact,I

1.Children aren't allowed to play______matches. 2.___fact,I know nothing _____it.3._____Wednesday morning there was deep snow.4.There is a picture ______your postcard.May I have a look ______it?5.Our class teacher doesn't like pop songs.He is interested_____classical.6.English is spoken by many people __________a second language.(用on,in,from,to,of,for ,with,by,like,about, after,as)每句什么意思?顺便解释一下,谢谢!