نمط الامتحان الحقيقي

What are three ways in which bacteria are useful to nature?

What do viruses require to multiply and why?

Why is it difficult to know whether an infection is viral or bacterial?

Find a word in the text which means: to destroy gradually by natural chemical processes.

Find a word in the text which means: attack to control something by force.

Find a word in the text which means: a sign that something bad exists in the body.

Rewrite this sentence to correct the information: 'Bacteria need a host to multiply and cannot survive on their own.'

Rewrite this sentence to correct the information: 'All bacteria are harmful to the human body.'

If I ______ enough money, I would buy a new laptop.

If you had studied harder, you ______ the exam.

His car broke down so I ______ him a lift to the station.

The silent letter in the word 'knife' is ______.

I'm sorry, Dr. Ahmad's line is ______. Will you hold on?

Unlike bacteria, viruses need a ______ to multiply.

If I ______ a doctor, I would work in a children's hospital.

Bacteria serve many vital roles in nature ______ decomposing organic matter.

______ bacteria, viruses are not living organisms and cannot survive alone.

Bacteria help digest food __in the gut__.

Viruses cause diseases __by hijacking the biochemical activities of living cells__.

Doctors need __a sample of urine, blood or a swab__ to identify infections.

I don't have a car, so I can't drive you to the hospital. (Second Conditional)

You didn't study hard, so you didn't pass the exam. (Third Conditional)

The referee didn't see the foul, so he didn't award a penalty. (Third Conditional)

I don't practice enough, so my English doesn't improve. (Second Conditional)

If she (study) harder last year, she would have passed all her exams.

If I (be) a scientist, I would research new treatments for viruses.

Viruses (need) a host to multiply because they cannot survive on their own.

If doctors hadn't discovered antibiotics, many people ..............................

Viruses are different from bacteria in that ..............................

Unlike bacteria, viruses need a host such as a human or an animal to multiply, and their life involves the hijacking of the biochemical activities of a living cell.

يصعب التمييز بين العدوى الفيروسية والبكتيرية لأن أعراضهما متشابهة، لذا يحتاج الأطباء إلى فحوصات مخبرية.

Write a composition of no less than 80 words on ONE of the following topics: A) The difference between viruses and bacteria and how they affect the human body. B) Environmental health and how to reduce health problems in public places.