Unit 1
Unit 2
Unit 3
Unit 4
100

A person who is the first to do something in their field 

Trailblazer

100

... gives the right answer quickly gets extra points.

Whoever gives the right answer quickly gets extra points.

100

Honest, direct, and specific comments

Candid comments

100

There/it is nothing more to say.

There is nothing more to say.

200

He has gone to great lengths to find/finding a solution for this burning issue.

He has gone to great lengths to find a solution for this burning issue.

200

Very thorough and strict standarts

Rigorous standards

200

It's highly unlikely/guaranteed that he will win because he hasn't been training.

It's highly unlikely that he will win because he hasn't been training.

200

compelling, convincing, conclusive

Cogent

300

Ideas or explanations generally accepted by the public can be called...

Conventional wisdom

300

Unless/provided that you have an invitation, you won't be allowed to come in.

Unless you have an invitation, you won't be allowed to come in.

300

To put your career at risk.

To jeopardize your career

300

Replace the phrase in italics with a participle clause:

We had to call for help as we didn't know how to turn the machine on.

Not knowing how to turn the machine on, we had to call for help.

400

Find the correct form:

I (to work) on this project for months before it got cancelled.

I had been working on this project for months before it got cancelled.

400

A desire to be your best

Striving for excellence

400

To treat something in a way that fails to recognize its importance or its faults

To gloss over smth

400

To divulge a secret

To let in on

500

Having very little money, or less money than you need

Strapped for cash

500

To be far better than smb

To be head and shoulders above smb.

500

Rearrange the words to make a sentence:

fixed / by / He / the / his / got / teeth / dentist.

He got his teeth fixed by the dentist.

500

To move quickly towards a person or a place in a threatening way

To bear down on smb/smth