Vocabulary
Grammar
Word Formation
Phrasal verbs
Cause, reasons & results
100
  • Humans have 23 pairs of ..................  in their cells.

chromosomes

100

I suggest you use a sunblock, and then you won't go red.

If I ...

were you, I would use a sunblock and then you wouldn't go red.

100

We are always grateful to receive ................ from our listeners.

BACK 

feedback

100

This species has nearly died ..... because its habitat is being destroyed.

out

100

People are afriad of some scientific research .....  they don't know what effects it might have.

a. since

b. as

both

200

...................... has made it possible to grow plants in places they don't normally grow.

Genetic engineering

200

The climate is undergoing such radical changes that scientists are worried.

If ....

the climate wasn't/weren't undergoing such radical changes, scientists wouldn't be so worried.

200

Doctors are worried because there is going to be ............. in health spending.

CUT

cutdown

200

As soon as I saw the photo, his face leapt ....   .... me.

out at

200

There is always a risk of accidental infection which could, ..... , lead to a general pandemic

a. on its way

b. in turn

in turn

300
  • The beast was believed to be the ................... of a panther.

offspring

300

Sue didn't get me a birthday present, which is why i didn't get her one.

If Sue....

had got me a birthday present, I would have got het one.

300

More than 50 people have been arrested in a .......... on organised crime.

CRACK

crackdown

300

Your idea isn't going to work. We need to come .... .... a new one.

up with

300

The news about the experiment ..... a lot of criticism.

a. sparked off

b. stemmed from

sparked off

 = to cause something to start or develop, especially suddenly

400

The researchers believe the work ......................... for a pioneering approach to controlling malaria.

paves the way

400

I failed piano exam last summer. That’s why I’m taking it again.

  If I hadn’t ............

If I hadn’t failed piano exam last summer, I wouldn’t be taking it again.

400

it took years of research before they made a ........... .

THROUGH

breakthrough

400

The couple decided that they had to talk ...... their problems with a counsellor.

through

400

Some experiments are risky ..... the lack of proper precautions.

a. due to

b. owing to

both

500

These prejudices are particularly ................... among people living in the North.

prevalent

500

Ollie lost his iPad. That’s why he’s looking miserable. 

If Ollie ....

If Ollie hadn’t lost his iPad, he wouldn’t be looking miserable.

500

I doubt if they'll cure cancer during my .................. .

LIFE

lifetime

500

I hit ...... it when I wasn't able to sleep one

night.

on

500

We had a meeting today ........... discuss next year's programme.

a. in order to

b. so that

c. so as to

so as to

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