连词成句.
问题描述：
连词成句.
onion,and,cut,tomato,an,up,a,the,sandwich,add,then,to,these
答
Cut up a tomato and an onion then add these to a sandwich.
(切一个西红柿和一枚洋葱,然后把它们加入三明治中）
ps:水平所限,欢迎大家指出谬误!