An increasing number of experts believe that migrants will exert positive effects on construction of city。 However， this opinion is now being questioned by more and more city residents， who complain that the migrants have brought many serious problems like crime and prostitution。

越來越多的專家相信移民對城市的建設起到積極作用。然而，越來越多的城市居民卻懷疑這種說法，他們抱怨民工給城市帶來了許多嚴重的問題，象犯罪和賣淫。

According to a recent survey， four-million people die each year from diseases linked to smoking。

依照近的一項調查，每年有4，000，000人死于與吸煙相關的疾病。

The latest surveys show that Quiet a few children have unpleasant associations with homework。

近的調查顯示相當多的孩子對家庭作業沒什么好感。

Proper measures must be taken to limit the number of foreign tourists and the great efforts should be made to protect local environment and history from the harmful effects of international tourism。

應該采取適當的措施限制外國旅游者的數量，努力保護當地環境和歷史不受國際旅游業的不利影響。

Many city residents complain that it is so few buses in their city that they have to spend much more time waiting for a bus， which is usually crowded with a large number of passengers。

許多市民抱怨城市的公交車太少，以至于他們要花很長時間等一輛公交車，而車上可能已滿載乘客。

A proper part-time job does not occupy student‘s too much time。 In fact， it is unhealthy for them to spend all of time on their study。 As an old saying goes： All work and no play makes Jack a dull boy。

一份適當的業余工作并不會占用學生太多的時間，事實上，把全部的時間都用到學習上并不健康，正如那句老話：只工作，不玩耍，聰明的孩子會變傻。

The majority of students believe that part-time job will provide them with more opportunities to develop their interpersonal skills， which may put them in a favorable position in the future job markets。

大部分學生相信業余工作會使他們有更多機會發展人際交往能力，而這對他們未來找工作是非常有好處的。