连词成句：1.lady,took,they,old,the,look,to,after,turns.2.cheque,p

这道题的正确答案是：
1 They took turns to look after the old lady.
他们轮流照顾这个老太太.
2 May I pay by check?
我能用支票付款吗?
3 These words are very hard to understand.
这些单词很难理解.