AIDs is a disease that ___ the body”s immune system. A breaks out B. breaks into C. breaks down D. breaks up 查看答案和解析>> 1.To pay for their purchases, people will use smart card, which contain a tiny chip, instead of ___. 2.The form is very important: the number of ...
in which一般是在定语从句中，which是引导词。意思相当于where如 I know a shop in which you can go purchase.=== in which 的用法 1）AIDS is a condition in which our immune system, the system in our bodies that protects us from disease, breaks down, resulting in an inability to...
Autoimmune diseases are conditions wherein the immune system attacks its own body. Normally, the immune system protects the body against foreign organisms or substances. However, in these conditions, it mistakenly perceives normal c...
a纷纷地 In abundance[translate] amushrooms contain selenium which is an important element that protects the body cells from having heart disease and some types of cancers 蘑菇包含是要素保护身体细胞免受有心脏病和癌症的一些个类型的硒[translate]...
who have low levels of immune-system activity tend to score much lower on tests of mental health than do people with normal or high immune-system activity.The researcher concluded from this experiment that the immune system protects against mental illness as well as against physical disease. ...
1. in which是介词加关系代词，引导定语从句 in可以放到从句中去 our immune system breaks down in this condition 2. 把in放进从句中应该是这样的：it is transmitted from one person to another in the way.不是都能组成动词短语的，你得了解介词加关系代词引导定语从句时，介词如何去选择，不光...
题目Measles (麻疹),which once killed 450 children each year and disabled even more,was nearly wiped out (消灭) in the United States 14 years ago by the universal use of the MMR vaccine (疫苗).But the disease is making a comeback (复发),caused by a growing anti-vac...
Discuss how the stomach protects itself from this acidic environment. What controls the passage of food from the esophagus to the stomach? What prevents the gastric juices from eating away at the stomach itself? What is the function of the digestive system? What is the process of ...
The GDF15 protein, a member of the TGF-β superfamily, is a stress-induced multifunctional protein with many of its functions associated with the regulation of the immune system. GDF15 signaling provides a defence against the excessive inflammation induced by diverse stresses and tissue injuries. ...
The disease is caused by the rubella virus,in the genus Rubivirus from the family Matonaviridae, that is enveloped and has a single-stranded RNA genome. The virus is transmitted by the respiratory route and replicates in the nasopharynx and lymph nodes. ...