ADVANCED 4-B

Choose the correct option:

Create a situation that will cause problems in the future

• Catch on

• Open a can of worms

• rate

An operation performed by a robot controlled by a doctor a distant location.

• Trend

• Remote surgery

• Nanotechnology

Information about the people who live in a particular area.

• rate

• demographic

• open a can of worms

The science and engineering of working at the molecular level to build very small devices.

• trend

• Nanotechnology

• catch on

Choose the correct way to complete the statements:

If effective cures for cancer and heart disease __________, millions of lives ____________.

• are discovered - would be saved

• were discovered - would have been saved

• were discovering - would save

If the smartphone _________ , social media would never have been as popular as it is now.

• hadn't been invented

• weren't invented

• is invented

If petroleum ________ as the world's primary energy source, the world's economies_________.

• weren't used - would be changed

• hadn't been used - will be changed

• were used - will change

The IPhone ____________ if Steve Jobs hadn't returned to serve as CEO of Apple.

• might have never been invented

• will never have been invented

• would be invented

Choose the correct option:

Scientists changed the plant's structure through _______ engineering.

• virtual

• genetic

• artificial

Cloning uses _______ from a living thing to create an exact copy.

• genetics

• drones

• cells