Page 54 - Grammar For YDT - 12

Exercises - Tenses

E) Complete the second sentence so that it has a similar meaning to the first sentence, using the
word given unchanged. You must use between three and five words, including the word given.

1. Lavender oil has a pleasant scent and also has antibacterial and anti-inflammatory properties.
Lavender oil ____________________________________________ antibacterial and anti-inflammatory
properties. (smells)
2. It has been a long time since doctors used plastic surgery for aesthetic purposes, not as a way of treatment after
traumas or burns.
Long time ago, doctors ____________________________________________ plastic surgery for aesthetic
purposes, not as a way of treatment after traumas or burns. (started)

3. The number of men and women in different countries aged 60 or over and still in work started to increase two
decades ago.
The number of men and women in different countries aged 60 or over and still in work ___________________
_________________________ for two decades. (increasing)
4. When the application or operating system cannot be loaded, that means a required file is missing or contains errors.

When an application or operating system cannot be loaded, it is because ______________________________
__________________ or corrupted. (lost)
5. The importance of Omega-3 is not something new for people.
People ____________________________________________ the importance of Omega-3. (already)

6. Before Voyager 2 spacecraft entered interstellar space, there was only one human-made object that had reached
the space between the stars in history.
It ____________________________________________ that a human-made object has reached the space
between the stars with the Voyager 2 spacecraft’s entrance into interstellar space. (second)
7. Our world has been going through a period of accelerated change.

Our world ____________________________________________ accelerated change. (experiencing)

F) Fill in the blanks with the time expressions in the box.

while in antiquity barely after constantly since occasionally recently so far hardly ever

1. __________________, researchers have made big steps forward in quantum computing.
2. Social media platforms are __________________ developing and improving their features to provide
opportunities for advertisers.
3. Small and medium volcanic eruptions __________________ occur in different parts of the world.

4. People who practice self-control __________________ lose their emotional balance.
5. Authorities reported that many accidents occurred because people were texting __________________ they
were driving.

6. According to the experts, the climate change the world has seen __________________ is mild compared to
what is coming.

7. __________________ do people read printed newspapers as they are also available online, according to the
statistics.
8. Astronomers have been counting sunspots __________________ Galileo’s time.

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