Unit 2 It's a nice day, isn't it?
light(电灯)worker(工人)next to(紧邻；在……近旁)helpful(有用的；愿意帮忙的)subject(科目；学科)更多单词 >>
Unit 3 Where would you like to visit?
Sydney(悉尼)fall(落下；【美】秋天)France(法国)company(公司)Niagara Falls( 尼亚加拉瀑布)更多单词 >>
Unit 4 How can we become good learners?
active(积极的；活跃的)textbook(课本)attention(注意)pay attention to( 注意（词组）)look up( （在词典中或通过电脑）查阅)更多单词 >>
Unit 5 I think that mooncakes are delicious!
Christmas(圣诞节)present(礼物)garden(花园；菜园)Father's Day( 父亲节)Mother's Day( 母亲节)更多单词 >>
Unit 6 Could you please tell me where the restrooms are?
bathroom(浴室；洗手间)central(中心的)stamp(邮票)polite(有礼貌的；客气的)east(东)更多单词 >>
