2011中考英语考前错题本 （C字母篇） call

［误］ I'll call at Mr Brown.

［正］ I'll call on Mr Brown.

［误］ I'll call on Mr Brown's home.

［正］ I'll call at Mr Brown's home.

［析］ 作"拜访"讲时，at后面接访问地点，而on后面接访问的人。

call on drop in visit

call on比较正式的为公务的访问，如：We were called on by the old students. 而drop in则是比较随便的走走，顺便拜访，如：If you're free, drop in. 而visit则是更正式的外交访问或友好往来，如：My school's headmaster will visit America next

week.

can

［误］ A blind man can not judge colours.

［正］ A blind man cannot judge colours.

［误］ I cann't call for you at ten.

［正］

I can't call for you at ten.

［析］ can的否定形式应为cannot或can't.

［误］

It's only six o'clock. That mustn't be the postman.

［正］ It's only six o'clock. That can't be the postman.

［析］ must用来表示一种肯定的推断，如：She must have some problems. She keeps crying. 但在否定句中则要用can't， 要表示对过去的推测则要用"must+have+过去分词"的表达法，如：The lights have gone out.A fuse must have blown.而对过去的否定推测则多用"can't+have+过去分词"，如：I don't think he can have heard you. Call

again.

［误］ We could not help to laugh at once.