Preadv 1 final review

According to conservative estimates, by the year 2050, global temperatures (a)   by 2 degrees in total, triggering unprecedented climate events.

• will have risen
• will be rising
• will have been rising

Last winter polar bears ______ (see) trapped on ice with risk of drowning due to the polar icecap melting.

This scenes (a)   until temperatures reached the 1.5 degree mark, prompting many conservationists to raise the alarm.

• had never been seen
• are not seen
• were not seen

Only a few decades ago I remember (a)   an endless ice desert that stretched for miles.

• seeing
• to see
• see

A: They created a pretty sad image to warn against climate change, ____?

B: Yes, I agree.

The scientist ​ (a)   on the ice when it ​ (b)   ​ under him, trapping him under the ice. Luckily he was soon rescued.

• was walking
• walked
• gave in
• was giving in

It's regrettable that so many world leaders seem to be _____ about what to do to stop climate change.

• of two minds

• has two brains

• half a mind

• in no mind

Future generations will regret ​ (a)   ​ (b)   something about it when they had the chance.

• not
• doing
• don't
• to do

In spite of _____ (mount) evidence pointing to humans being the cause of climate change, there are still millions of people who don't believe in it.

____ people who do not believe in it are public figures that amplify the climate skepticism message.

• A few
• Hardly any

• A little

• A small amount of

• A small number of