There are four major 1) viruses, fungi, and protozoa, They 2) sick Bacteria are one-cell creatures that can 3) infections Some infections bacteria cause include sore 4) ear infections, tooth decay and pneumoni There are also good bacteria that live in our intestines and 5) us use the nutrients in the food we eat Scientists use some bacteria to 6) When viruses get inside people's bodies, they can 71 medicine: and make people sick Viruses causeScientists use some bacteria to 6) When viruses get inside people's bodies, they can
7)
medicines,
and make people sick. Viruses cause
chickenpox, measles, flu and many 8)
diseases
Fungi are plant-like organisms made of many cells. They love to
9)
10)
in damp, warm places. Most fungi are not
but they can cause athlete's foot
Protozoa are one cell organisms that 11)
spread
diseases through water Some protozoa cause intestinal infections
that 12)
to diarrhoea, nausea and stomach ache
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dangerous
throats
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types
other
spread
can
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cause
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7)
chick
1. Think about your _safety rules_.
2. Follow_some special rules.
3. First, ask your ..parents' permission_ before you go trick or treating.
4. You shouldn't trick or treat alone_.
5. Don't go _late in the evening without_ your parents' permission.
6. Be very _careful_ of strangers.
7. You shouldn't go into a house with a stranger_.
8. Sometimes these people are not good. They can frighten or hurt_ you.
9. Your parents should _taste or have a look at_ your cookies before you eat them.
1. Подумайте о своих правилах безопасности.
2. Следуйте специальным правилам.
3. Во-первых, спросите разрешения ваших родителей, прежде, чем идти собирать гостинцы.
4. Вы не должны идти в одиночку.
5. Не ходите _поздно вечером без_ разрешения родителей.
6. Очень _остерегайтесь_ незнакомцев.
7. Вы не должены заходить в дом с незнакомцем!
8. Иногда эти людей могут быть не очень хорошими. Они могут напугать вас или причинить боль.
9. Ваши родители должны _попробовать или посмотреть на ваши гостинцы, прежде, чем вы съедите их.