错：i have a mp4.
对：i have an mp4.
错：ann has a honest face.
对：ann has an honest face.
错：english is an useful language.
对：english is a useful language.
错：she gave me a good advice.
对：she gave me a good piece of advice / some good advice.
她给了我一点 / 一些好建议。
错：i can’t afford the money for a new coat.
对：i can’t afford (to buy) a new coat.
错：after you will leave, we will write to you every day.
对：after you leave, we will write to you every day.
(在after, as soon as等引导的时间状语从句中，用一般现在时表示将来。)
错：in the afternoon of 3rd july
对：on the afternoon of 3rd july
错：we all were delighted when we heard the news.
对：we were all delighted when we heard the news.
错：it is not allowed to smoke here.
对：smoking is not allowed here. / people are not allowed to smoke here.
(allow不用于“it is not allowed to do sth”结构。)
错：although i was frightened, but i couldn’t scream.
对：although i was frightened, i couldn’t scream.
错：the problem was that he didn’t have any money and clothes.
对：the problem was that he didn’t have any money or clothes.
错：my mother loved her old sewing machine, but on her birthday my father bought her another new one.
对：my mother loved her old sewing machine, but on her birthday my father bought her a new one.
错：they still can’t find an answer for this problem.
对：they still can’t find an answer to this problem.
错：she asked me what was the time.
对：she asked me what the time was.
(what, who, when, where引导的宾语从句用陈述句语序。)
13 as well
错：when he reached her house, he noticed that there were no lights on. he couldn’t see her car as well.
对：when he reached her house, he noticed that there were no lights on. he couldn’t see her car either.
14 belong to
错：the car is belong to my wife. / the car is belonging to my wife.
对：the car belongs to my wife.
错：while on holiday she caught a big disease.
对：while on holiday she caught a serious disease.
错：can i borrow your bathroom, please?
对：can i use your bathroom, please?
错：can i lend your pen a minute?
对：can i borrow your pen a minute?
错：i am pleased that my both children have called me.
对：i am pleased that both my children have called me.
(both用于the, my, their等限定词之前。)
错：we have the breakfast at seven every day.
对：we have breakfast at seven every day.
错：she was very certain that they would offer her the job.
对：she was quite certain that they would offer her the job.
(多用quite / fairly / absolutely修饰certain，很少用very。)
错：he wrote the sentence down on the blackboard with a red chalk.
对：he wrote the sentence down on the blackboard with red chalk.
(chalk是不可数名词，a piece of chalk一支粉笔)
错：a lot of changes have been taken place in the city.
对：a lot of changes have taken place in the city.
错：the whole class has gone to see the film.
对：the whole class have gone to see the film.
错：congratulation on your success!
对：congratulations on your success!
错：a strange man enter into the room.
对：a strange man enter the room.
(enter a room, a building等，不加into。)
26 everyday / every day
错：i go to the library everyday.
对：i go to the library every day.
错：we saw two man doctors just now.
对：we saw two men doctors just now.
(man / woman构成的合成名词，表复数时，两者都变成复数形式。)
错：i want you to meet an old friend of me.
对：i want you to meet an old friend of mine.
错：we didn’t have enough food before.
对：we didn’t have enough food in the past.
错：sun rises from the east.
对：the sun rises in the east.