havev.有；持有；占有；由…组成；显示出； dov.做，干，办(某事)；(以某种方式)做；行动；表 A new system has been devised to control traffic in the cit...
make v.制造;做;组装;写;出产;制订;铺床; n.(机器、设备等的)品牌，型号. Make sure that sign\'s the right way up. 一定不要把这招牌挂颠倒了。 An accur...
hear的意思是声音到达了你的耳朵，你能感知到这个声音。listen的意思是你在关注这个声音，并积极地去理解它的意思。hear 是听见。listen是注意听。 I\'ve he...
playingn.(演奏等的)表现，风格;(乐曲)演奏； v.玩耍；游戏；玩乐；(为玩耍)假装，假扮；捉弄；戏弄；play的现在分词 The kids were playing on waste groun...
look for 寻找； 例句 They look for foods that are low in calories. 他们寻找低热量食物。 He hurried to look for the key. 他急忙去寻找钥匙。 Do you...
感叹句，并不难，what 或 how 放句首； how 后跟 形或副，what后用名词连。 主、谓顺序不可变，省掉它们也见。 How long have you been living in this coun...
know v.知道;知悉;了解;认识到;懂得;意识到;确信;确知;肯定。 Children can be difficult as we know only too well. 小孩子往往很难对付，对此我们都非常...
had better 后面加动词原形。had better do sth 最好做某事。 例句 You had better refrigerate the beer before drinking it. 喝啤酒前你最好先把它冷冻一...
