VOA慢速英语:Vietnam Opens its Securities Companies to Foreign Investors

1. But a number of corruption cases are a concern for many Vietnamese.

a number of 一些
例句：A number of people have left.
一些人已走了。

2.  Under the new rules, foreign banks, investment and insurance companies can buy up to one hundred percent of the shares in an existing securities company.

up to （数量上）多达；（时间上）直到
例句：The bill footed up to $1,000. 
账单结算总计1,000元。 

3. VUONG QUAN HOANG: “For foreign securities companies, I think this is going to be a good thing.”

be going to 将要
例句：John is going to marry Jane. 
约翰将要和珍结婚。 

4. He says there is a lot of work to be done now. And, he adds, there could be trouble in the Vietnamese real estate market.

a lot of 很多
例句：Considerate products don’t ask a lot of questions 
体贴的软件不问过多问题