2015年雅思阅读模拟试题（3）_第4页

　　Answer keys and explanations：

　　1. True

　　See para.3 from the beginning： Zolpidem， sold under the brand names Ambien， Stilnoct and Stilnox， is widely prescribed to treat insomnia and other disorders such as sleep apnea.

　　2. False

　　See para.1 under the subtitle “Midnight snack”： Another case involved a woman who gained 23 kilograms over seven months while taking zolpidem. “It was only when she was discovered in front of an open refrigerator while asleep that the problem was resolved”„

　　3. Not Given

　　See para.2 under the subtitle “Midnight snack”： The UK’s Medicines and Healthcare products Regulatory Agency， meanwhile， has recorded 68 cases of adverse reactions to zolpidem from 2001 to 2005. (The time the drug was approved in the UK was not mentioned.)

　　4. True

　　See para.3 under the subtitle “Midnight snack”： In one case， a transatlantic flight had to be diverted after a passenger caused havoc after taking zolpidem.

　　5. False

　　See para.2 under the subtitle “Tried and tested”： He says that unlike older types of sleep medications， zolpidem does not carry as great a risk of addiction.

　　6. Not Given

　　See para.3 under the subtitle “Tried and tested”： And Wright notes that some of the reports of “sleep-driving” linked to zolpidem can be easily explained： some patients have wrongly taken the drug right before leaving work in hopes that the medicine will kick in by the time they reach home. (No patients as office workers are mentioned in the passage.)

　　7. C

　　See para.4 from the beginning： A newly published report from Australia’s Federal Health Department describes 104 cases of hallucinations and 62 cases of amnesia experienced by people taking zolpidem since marketing of the drug began there in 2000. The health department report also mentioned 16 cases of strange sleepwalking by people taking the medication.