С ЗАДАНИЕМ, УМОЛЯЮ
Task 5 Insert articles where necessary:
A. Where immunity to …particular disease is not present, it can be provided by
…vaccination to prevent that disease; ut it can also be introduced by injecting…
antibodies or antitoxins to treat or temporary prevent …disease, such protection is called
passive immunity and is commonly used against tetanus.
B. During pregnancy … mother passes or her own antibodies and antitoxins to her unborn
baby this provides … passive immunity for … first few months after birth.
Task 6 Insert prepositions where necessary:
A. Some people have a defective immune system and are accordingly much more
susceptible …such individuals are said to be immuno-compromised and one … the most
important examples is the destruction … the body’s defence mechanism by the AIDS
virus, resulting … death from an inability to resist infection.
B. Other immuno-compromised patients may be those suffering … leukemia, kidney failure
and diabetes; and those taking drugs which suppress immunity; for example, cytotoxics,
used … the treatment of cancer and drugs used to prevent rejection …transplants.