Page 54 - 12 YDT

Exercises - Tenses

A) Fill in the blanks with the Present Simple or Present Continuous forms of the verbs in brackets.

Everyone is exposed to electromagnetic fields (EMFs) to varying degrees in their daily lives. Everything that
1. __________________ (utilise) electricity generates EMFs. Some examples of these fields
2. __________________ (include) those created by radio transmitters, cell phones, and kitchen appliances.
However, currently, scientists 3. __________________ (debate) the effects of electromagnetic fields on the

likelihood of developing health problems. While some of them 4. __________________ (express) concern about
severe health problems and 5. __________________ (dispute) the safety of EMF exposure, the majority of
experts 6. __________________(not believe) that most EMFs are harmful. They 7. __________________ (claim)
that not enough study has been conducted to determine whether EMFs 8. __________________ (be) safe as
most research 9. __________________ (employ) animal or cell models, which cannot be applied to human health
confidently.
On the other hand, some studies 10. __________________ (provide) tentative support for electromagnetic

field symptoms such as sleep disorders, headache, depression, drowsiness and weariness, and insufficient
concentration. It 11. __________________ (seem) that the discussions will go on in the future, too. The best
option is to be aware of EMFs and limit exposure. This topic of study 12. __________________ (develop) and
will undoubtedly expand as long as wireless gadgets and labour-saving equipment 13. __________________
(become) more prevalent. Keep an eye on the news for developments in science.

B) Choose the correct option.

1. Both the current and future generations deserve / are deserving a world free of pollution.

2. During adolescence, children are needing / need adequate sleep and nutrition more than ever for healthy
development.

3. Businesspeople think / are thinking of investing in this country more than the other countries in the region
because of its promising future.

4. Frequently, cyberattacks are involving / involve the collection of information for fraud or political reasons.

5. Due to the development of mobile phone technologies, how their businesses will appear on mobile devices
concerns / are concerning companies more than on a website.

6. Babies are tasting / taste everything to understand the world in the first two years of their lives, which is called
the oral stage.

7. Scientists are currently weighing / currently weigh whether Sacculina, a type of parasitic organism, could be
used to benefit certain marine ecosystems.
8. After losing a large amount of weight, many people with diabetes say they feel / are feeling much more

comfortable in their new bodies.

9. Thanks to the advancements in educational technologies, today’s youth is becoming / becomes cleverer.
10. Authorised institutions and organisations see / are seeing environmental problems differently than in the past.

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