Unit 4 Sharing Ⅰ．词块记单词 1．get mail 收到邮件 2．clay floor 黏土地面 3．a dusty track covered in weeds 一条被杂草覆盖的尘土飞扬的小道 4．wear cottonuniforms 穿着棉质校服 5．down a shaded path 沿着一条阴凉的小路下行 6．a wrinkledforehead 满是皱纹的额头 7．a platform for Jenny and me to sleep on一个供我和珍妮睡...