Unit 4 Using Language 单词课件-2022-2023学年高中英语人教版（2019）选择性必修第四册

词 汇 讲 解 选择性必修四 Unit 4 重难点词 精讲 一词多义辨析义 shade drag 一词多义 deserve 搭配义 英语释义 disabled & disability jam 熟词生义 词族 1. jam strawberry jam 草莓酱 traffic jam 交通堵塞 词源义是“用力塞到一起”。把水果用力塞到一起，即压制成“果酱”；很多车辆“用力塞”到一起堵住交通，即“交通堵塞”。 jam词源解读 jam vt 用力挤 / 塞；挤满；挤进： Hundreds of fans jammed the airport to greet the Beatles. 2019 浙江改 n [C] & [U] 果酱； [C] 堵塞： Have you ever been stuck in a traffic jam? lampshade sunshade window shade 2. shade n [C]& [U] 荫；阴凉处： During the daytime, the temperature may reach 40℃ even in the shade. What a pleasant shade these trees give us! [C]（色彩的）浓淡；深浅；色度： a delicate / pale / rich / soft shade of blue He passed milky white waterfalls and mountains in many shades of blue. 2020 全国 [C]（绘画的）暗部；阴影部分 基本义：荫 shade vs shadow shade指阳光照不到的地方，如树下或墙边的阴凉处，一般没有具体的轮廓。 Dizzy, and unable to focus my eyes or thoughts, I dropped my almost lifeless body in the shade of a tree. shadow指某物遮住阳光或其他光源后形成的影子，可以引申为“不良的兆头或阴影”，也可指黑暗的地方。 Nancy, out of the corner of her eye, saw the shadow that suddenly fell across the doorway. 3. drag 辨析 pull 拉 drag 拉 pull：与push（推）相对应，指将人或物朝出力者的方向拉 drag：顺着地面拖 / 拉十分沉重的人或物 drag vt 拖；拽；硬拉： Users can drag and drop the document into this folder (文件夹). I find it really hard to drag myself out and exercise regularly. vt & vi 缓慢费力地移动： She dragged herself out of bed, and hurried to the school. Never drag behind when we do anything. vi 拖沓；进行得缓慢： That seems like a horrible mess that will drag (on) for years. As delays drag on, living conditions for the victims are getting worse. drag one’s feet 做事拖拉；迟迟不做： It is not a good idea to drag your feet when the work needs to be done. （使劲而吃力地）拖 / 拉某人或某物 （使劲而吃力地）拖 / 拉身体 拖 / 拉时间或活动 drag 语义网络图 拖；拽；硬拉 拖沓；进行得缓慢 缓慢费力地移动 拖 / 拉 drag （基本义） （使劲而吃力地）“拖 / 拉”某人或某物 （使劲而吃力地）“拖 / 拉”身体 “拖 / 拉”时间 或活动 disability n [C] & [U] 残疾；障碍： In order to solve this kind of learning disability, using family therapy can get good effects. disability 构词：dis- (lack of) + ability (能力) → 没有能