题目内容：

根据短文内容，从短文后的选项中选出能填入空白处的最佳选项，选项中有两项为多余选项。

Hearing ability is one of the important senses a human being has. 1._____. Hearing loss may be temporary or permanent. Usually, temporary hearing loss is reversible(可医治的) after proper treatment.

2._____. Due to constant exposure to loud sounds, the sensitive structures in the inner ear get damaged, which results in hearing loss. This type of hearing loss is accompanied by ringing of the ears. 3._____. Infections in the middle ear can also cause temporary hearing loss. It may be accompanied by pain and bloody drainage(排泄) out of the ear. Temporary hearing loss may also result from damage to the sensory structures of the inner ear, which may get damaged by infections, drugs, and skull injuries. Besides, the intake of medicines which have side effects such as aspirin for a long period can give rise to temporary hearing loss.

Temporary hearing loss can be prevented. 4._____. You should avoid the exposure to loud sounds as much as possible. 5.___. Make friends, family and colleagues aware of the dangers of loud sounds. Regular cleaning of the ears is necessary.

Temporary hearing loss can be easily treated. If there’s any kind of ear injury, you may have to undergo a surgery. If there are some ear infections, they can be treated with the anti-bacterial solutions. As soon as you suffer from the temporary hearing loss, you should immediately meet the doctor and get proper treatment to prevent further damage to the ears. Temporary hearing loss can also be treated by using a hearing aid.

A. If you’re in the loud environment, protect your ears by wearing earplugs or other protective devices.

B. There are various reasons for temporary hearing loss.

C. But good news is that hearing loss may come with a lot of health benefits, including making your other senses sharper.

D. However, some people lose this ability due to certain reasons, which is known as hearing loss.

E. Here are some preventive measures.

F. If we can improve our hearing with operation, we can probably make the same change with our sight as well.

G. If the exposure is continuous and if left untreated, the hearing loss may be untreatable and permanent.