Unit 3Computers1 . calculate vt.& vi. 计算;考虑;计划2 . solve vt. 解决;解答3 . personal adj. 私人的;个人的;亲自的4 . mobile adj. 可移动的;机动的;易变的5 . explore vt.& vi. 探索;探测;探究6 . anyhow adv.( 也作 anyway) 无论如何;即使如此7 . goal n .目标;目的;球门; ( 进球 ) 得分8 . signal vi.& vt. 发信号 n .信号9 . type n .类型 vt.& vi. 打字10 . coach n .教练;长途汽车; ( 火车 ) 客车车厢11 . arise vi. 出现;发生12 . mop n .拖把 vt. 用拖把拖;擦1 . calculate vt.& vi. 计算;考虑;计划例句He's calculated that it would take him two years to saveup enough money for a car.他估计要花两年才能存够钱买车。搭配calculate on/upon sth. 指望或依靠某事物be calculated to do sth. 打算或故意做某事be calculated for 适合于……运用完成句子(1) 他仔细地计算开支。He ________________ very carefully.(2) 我们不能总是指望别人的帮助。We cannot always____________________.calculated the costscalculate on other's help2 . signal vi.& vt. 发信号 n .信号例句The red light is often a danger signal.红灯常常是危险的信号。The police signalled the traffic to move forward slowly.警察向来往车辆打信号,示意缓慢前行。搭配signal for 用信号传达 ( 某信息 )signal sb./sth.to do sth. 向……示意做某事signal with 用……发信号a signal of/for sth.…… 的信号运用完成句子(1) 宣布的这件事是否预示以后日子越过越好了?Is this announcement_______________ better times ahead?(2) 她举手示意车停下。She____________________ by raising her hand.(3) 潜水艇发出求救的信号。The submarine________________.(4) 我们可以通过用手电筒将这消息发出去。We can ________________by flashing the torch.a signal of/forsignaled the car to stopsignaled for helpsignal the message3 . arise vi.(arose, arisen) 出现;发生例句Should the opportunity arise, I'd love to go to France.如果有机会我会去法国。搭配运用arise from/out of 起因于;由…...