三.句型
1)We may be able to take measures before it is too late. (趁早采取措施)
2)It is strange that these two girls should have nothing in common. (竟然)
3)(It is )No wonder you’ve got a headache, the amount you drank last night. (难怪)
4)He was just about to say something when Pete turned around. (when 并列连词，意思是“就在这时”
