Câu hỏi:

Choose the letter A, B, C or D the word that has the underlined part different from others.

Choose the letter A, B, C or D to complete the passage below

An allergy is an immune system response __________ (6) a foreign substance that’s not typically harmful to your body. These foreign substances are called allergens. They can __________ (7) certain foods, pollen, or pet dander.

Your immune system’s job is to keep you healthy by fighting harmful pathogens. It does this by attacking anything it thinks could put your body in danger. Depending on the allergen, this response may involve inflammation, sneezing, or a host of __________ (8) symptoms.

Your immune __________ (9) normally adjusts to your environment. For __________ (10), when your body encounters something like pet dander, it should realize it’s harmless. In people with dander allergies, the immune system perceives it as an outside invader threatening the body and attacks it. Allergies are common. Several treatments can help you avoid your symptoms.

Question 10:

Rewrite sentences without changing the meaning

Stress and tiredness often leads to lack of concentration.

Choose the letter A, B, C or D the word that has the underlined part different from others.

Choose the letter A, B, C or D to answer these following questions

Chronic respiratory diseases (CRDs) are diseases of the airways and other structures of the lung. Some of the most common are chronic obstructive pulmonary disease (COPD), asthma, occupational lung diseases and pulmonary hypertension. In addition to tobacco smoke, other risk factors include air pollution, occupational chemicals and dusts, and frequent lower respiratory infections during childhood. CRDs are not curable, however, various forms of treatment that help dilate major air passages and improve shortness of breath can help control symptoms and increase the quality of life for people with the disease. The WHO Global Alliance against CRDs (GARD) has a vision of a world in which all people breathe freely, and focuses in particular on the needs of people with CRDs in low-income and middle-income countries.

Question : What are diseases of the airways and other structures of the lung?

Choose the letter A, B, C or D to complete the sentences with given words

In order/ not/ have/ any/ digestive disease, you/ should/ eat/ healthily.

Rewrite sentences without changing the meaning

I’m going to stay with my uncle for about 3 weeks.