Practice Test: Sentence Transformation – M3 B1/B1+ (Câu 44–55)

Growing vegetables in gardens prevents people from enjoying the natural world around them.

Some people feel more relaxed and connected to nature before they decide to grow vegetables in their gardens.

By spending time growing vegetables in their gardens, some people feel more relaxed and connected to nature.

People grow vegetables in their gardens although this activity makes them feel less relaxed.

Thanks to the development of solar-powered devices, people in remote areas can get electricity more easily.

People in remote areas developed solar-powered devices because they already had easy access to electricity.

Solar-powered devices have made electricity less accessible to people living far from cities.

People in remote areas can access electricity easily only when they stop using solar-powered devices.

Although engineers used locally available materials, families were no longer able to obtain safer drinking water.

Families obtained safer drinking water before engineers began designing filters from local materials.

Engineers designed a simple water filter because all families already had access to safe drinking water.

Engineers designed a simple water filter using local materials so that families without clean water could obtain safer drinking water.

People can only have a positive attitude towards life after achieving all their major goals.

People may develop a more positive attitude towards life if they learn to value their small successes.

Appreciating small achievements prevents people from developing a positive attitude towards life.

People who have a positive attitude towards life never need to recognize their small achievements.

By creating public gardens in unused urban spaces, some communities have given residents opportunities to grow fresh food and interact with their neighbors.

Some communities created public gardens because residents had already found enough opportunities to grow food and meet their neighbors.

Residents can grow fresh food and interact with their neighbors unless communities create public gardens in unused urban spaces.

Although public gardens have been created in unused urban spaces, residents have lost opportunities to grow fresh food and meet their neighbors.

Unexpected problems can only be solved by machines when human creativity is no longer available.

Modern machines can solve every unexpected problem because they are faster and more creative than humans.

Human creativity becomes unnecessary whenever modern machines are able to complete tasks quickly.

Human creativity is still necessary when unexpected problems occur, even though modern machines can perform many tasks quickly.

Farmers introduced the irrigation system because they had already reduced water waste and increased crop production.

By delivering water directly to plant roots, the new irrigation system has helped farmers reduce water waste while maintaining crop production.

The new irrigation system has reduced crop production, although it delivers water directly to plant roots.

Unless farmers use the new irrigation system, they will be able to reduce water waste while maintaining crop production.

Although regular physical activity can improve emotional well-being, people may still experience everyday pressures.

People who exercise regularly will never experience emotional pressure in their daily lives.

Everyday pressures disappear completely whenever people take part in regular physical activity.

Regular physical activity has little value because it cannot prevent all everyday pressures.

Because households could identify water leaks easily, the company decided not to develop a detection device.

Households developed a low-cost leak detector after they had already stopped wasting water.

The company developed a low-cost leak detector so that households could identify problems earlier and avoid wasting large amounts of water.

The company developed the device despite knowing that households would waste more water as a result.

People only need reliable information after they have decided that an invention has little practical value.

People can identify useful inventions easily even when they have no access to reliable information.

Reliable information prevents people from recognizing inventions that have practical value.

If people cannot obtain reliable information, they may struggle to decide which inventions are genuinely useful.

By designing simple solutions to local problems, students had opportunities to apply classroom knowledge and develop greater confidence in using it.

Students became more confident in applying classroom knowledge before schools introduced any creative projects.

Schools introduced creative projects because students had already lost confidence in dealing with real-life situations.

Students could apply classroom knowledge to real-life situations only if schools stopped organizing creative projects.

Ordinary people will use any technology successfully as long as it includes advanced features.

A technology may be highly advanced, but it will not necessarily succeed unless ordinary people can use it easily.

The more advanced a technology becomes, the less important its ease of use is.

A technology can only be successful when ordinary people develop its advanced features themselves.