Units3~4Ⅰ
单词拼写1.Thechildrenallhaveverydifferent________(性格).2.Finallytheslavetradewas________(废除)in1807
3.Afterall,there'sno________(代替品)forourEarth
4.Everyday,wegiveourclassrooma________(彻底的)cleaning
5.Theletterwas________(投递)tohisoffice
personalities2
abolished3
substitute4
thorough5
deliveredⅡ
翻译句子1.过去的十年里,互联网快速发展
(see)________________________________________________________________________________________________________________________________________________2.他沦落到以乞讨为生
(bereducedto)________________________________________________________________________________________________________________________________________________3.城北有座古塔,其历史可追溯到十六世纪
(datebackto)_________________________________________________________________________________________________________________________