put in,at,on,after, before, between, since, for
1.there are many different ways_learning words the same number of words
2.children often have a bath_ going to school
3.he soon died _ a broken heart
4.try to learn the meaning of the word _ heart
5.that's very kind _you to help us
6.you can participate _ other programs
7.we have waited for you _ an hour
8.we have not seen het_last Christmas
9.you should learn these words _heart
10.the goods in the new store will be the same _the ones in the small shops