在周三石油输出国／欧佩克／OPEC同意减产后，石油价格再次上涨。原油价格上涨4.5％，达到每桶54元，创本年度新高。此前周三当天原油价格已经猛涨了8.8％。

Sentence No. 1 In the United States, big shopping malls and major outlet centers are usually located in the suburbs. So it’s best to have an automobile if you want to do any serious bargain shopping.
Sentence No. 2 From my perspective, homework often is a significant burden for both teachers and students. Reducing the amount of homework would create far more opportunities for direct interaction between students, parents, and teachers.
Sentence No. 3 The problem of funding remains urgent. Small business credit remains severely constricted. Unable to find credit, many small businesses have had to shut their doors, and some of the survivors are still struggling to find adequate financing.
Sentence No. 4 Credit cards have evolved since 1966, but the basic procedure of payment has remained the same. A card is either handed over, or the number on it is read out or entered into a machine.
Sentence No. 5 Oil prices have risen further following Wednesday’s agreement by OPEC to cut output. The price of crude oil? rose 4.5% to $54 a barrel, its highest level this year, after soaring 8.8% on Wednesday.