中考英语词汇专项练习：一词多义(15)

　　because
　　(1)从属连词,意为"因为",表示直接原因,用来回答why引导的疑问句.
　　-Why was he late for school?他上学为什么迟到了?
　　-Because he got up late.因为他起床晚了.
　　-Why did the girl go to school on foot today?
　　那个女孩今天为什么步行去上学?
　　-Because her bike was broken.因为他的自行车坏了.
　　(2)汉语里"因为…所以…",在英语中却不能把because 和so连用在一起,在句中只能用其中一个.
　　I can't help you because I'm too busy today.
　　He was ill, so he didn't go to school yesterday.
　　(3) because可构成词组because of,意为"因为,由于",后面接名词,名词词组或代词等.
　　I had to stop the work because of the rain.
　　The girl fell off her bike because of her brother.
　　because / since / as / for
　　四个词均表示原因,都是连词,其中because,since as为从属连词,引导原因状语从句,for为并列连词,一般不引导状语从句.四个词的语气由强至弱依次为because → since → as → for
　　(1)because意为"因为",表直接原因,回答why引导的原因状语,引导从句多用于主句之后.
　　(2)since意为"既然,由于",侧重主句,从句表示已知的理由.
　　(3)as 意为"由于,鉴于"主句说明结果,从句说明原因.
　　(4)for意为"因为,由于",表示附加或推断的理由.多用逗号隔开,一般不放在句首.
　　My father went to work on foot because his bike was broken. 我父亲步行上班因为他的自行车坏了.
　　As it is raining now,let's go home.
　　既然天在下雨我们现在回家吧
　　Since he is new here,he looks strange.
　　由于他是新来的他看上去很陌生
　　Why do you like tigers? ______ they're cute.
　　A For B Since C Because D As
　　see
　　作动词意为"看见",强调看的结果. 还可表示"想一想,明白"之意
　　Can you see the book on the desk?
　　This is my book It isn't your book. Do you understand?
　　oh,I see.
　　look see watch
　　(1)look为不及物动词,后面接宾语时需加介词at,强调看的动作. look at = have a look at
　　Look at the blackboard, please.请看黑板.
　　(2)see强调看的结果,多与情态动词can连用.
　　Can you see the map on the wall?
　　你能看见墙上的地图了吗?
　　(3)watch意为"观看,",表示注重某种动作.
　　Our classmates are watching the football match on the playground. 我们的同学们正在操场上观看足球比赛.
　　Let's _______ a film.