连词成句；
问题描述：
连词成句；
1 six,ago,they,house,a,bought,new,months
2 cost,it,much,how,dose
3 we,Christmas,before,carols,sing,dinner,Christmas
4 wonderful,time,has,everyone,a
5 I,sometimes,park,to,go,the,foot,on
答
1 they bought a new house six months ago
2 how much does it cost
3 we sing Christmas carols before Christmas dinner
4 everyone has a wonderful time
5 sometimes l go to the park on foot