我不知道该如何处理这个问题。

6.productive adj.多产的, 富饶的

例句：They lived on the produc -tive land.

他们生活在富饶的土地上。

富有成效的; 有益的

例句：We had a productive meeting that solved some problems.

我们开了一个富有成效的会议, 解决了一些问题。

7.stab vt.vi.刺, 扎; 刺入, 刺伤

例句：She stabbed him on the leg with a knife.

她用刀子刺伤了他的腿部。

8.abdominal adj.腹部的

例句：Abdominal tissues sometimes adhere after an operation.

手术之后腹部有时会出现粘连。

9.engulf vt.吞没, 包住

例句：The little boat was engulfed by the waves.

小船被波浪吞没了。

10.reassure vt.消除恐惧或疑虑; 恢复信心;使…安心;打消…的疑虑

例句：The doctor reassured the old lady.

医生叫那位老妇人放心。

1.President Barack Obama has angrily accused oil companies of trying to duck the blame over the Gulf of Mexico oil slick and said he would act to change the relationship between the industry and regulators.

duck the blame over推卸责任

相关短语：duck out逃避责任

例句：Duck out on one's family.

逃避对家庭的责任

2.It seems as if permits were too often issued based on no more than assurances of safety from the oil companies.