please help me to choss the right answer

find  the  different  pronunciation  of  words

1,A  exhibition        B  horrible       C   however      D  harvest                                                (   )

2.A    message      B  savings      C  imagination  D  stranger                                              (   )

i am coming 一天的结束让我觉得过的很充实，但对于别人就不这样想了 the end of the day made me feel very substantial,but for the others don't think so

大家帮我看看有没有病句 1977年12月10日，中国积聚了10年之久的570万考生走进高考考场，这在历史上是  规模空前的。

a bad mood recently mood as if is not very good ,i want to restrain themselves to keep a good state of mind

in the mood The weather is good today is very good, but in a bad mood

study Englishh it is 20 days to learn english ,i have mastered 200 words,but not remember some words.

make a mistake

我发现我写的句子错误很多，对我的打击太大了，有点灰心

i found the sentences i wrote many mistakes, biow is  too big for me ,a bit frustrated 

livelihood 人的生活怎么样过才算努力，越想越深奥 people about life is hard ,more think more deep 不知道其他国家的生活习惯怎么样 I don't know other countries lieing habits

question To the disadvantage of people can know, often wait for a good result for us a long time, this exactly is who?