C.Its symptoms are psychological. D.It reminds you of a kidney disease.

3.What does the underlined word "them" in Paragraph 2 refer to?

A.People with lupus.

B.Colored women lupus patients.

C.Lupus patients with kidney disease.

D.Women between the ages of 15 to 44.

4.What does the last paragraph mainly tell us?

A.Raisa and Gomez have a similar background.

B.Gomez has fully recovered thanks to the kidney from Raisa.

C.It is vital for the donator and receiver to be of the same race.

D.The organ from the donator of the same race matches the receiver better

【答案及解析】：

答案：1.B; 2.B; 3.C; 4.D

解析：1.推理题。根据文章中Francia Raisa为了帮助Gomez将自己的一个肾脏捐赠给她可以推知她的无私。

2.细节加推理。根据文章第二段的第一、二句话可推知答案。

3.根据上下文推测单词含义。根据文章第二段的语句According to Dr. Kyriakos Kirou, roughly a third to one-half of people with lupus develop kidney disease, and up to one in five of them will eventually need a transplant, sometimes because they weren't treated with effective drugs to prevent the immune system from attacking the kidneys.可知推知答案。

4.归纳段落主旨。由整段所讲内容及While it's not essential that the organ donator and receiver be of the same ethnicity, people who share a similar background sometimes are better matched一句可归纳出主旨为D项所表达的意思。

A bargain is something offered at a low and advantageous price. A more recent definition is: a bargain is a dirty trick to force money out of the pockets of silly and innocent people.

The cost of producing a new ---for example --- toothpaste would make 80p the proper price for it, so we will market it at £1.20. It is not a bad toothpaste, and as people like to try new things it will sell well to start with; but the attraction of novelty soon fades, so sales will fall. When that happens we will reduce the price to £1.15. And we will turn it into a bargain by printing 5p OFF