Ielts 5-6-Unit 5

______ is a sum of money that is paid some time before you get the thing you want to buy.

______ is to discover an amount or number using mathematics.

______ is something that is difficult and that tests someone's ability or determination.

_____ is the way the Earth's weather is changing.

​ (a)   on is when you ​ (b)   someone or something in ​ (c)   to exist or continue as ​ (d)   .

Match the following words with their definitions

​ (a)   is a type of ​ (b)   or plant that ​ (c)   may not​ (d)   because there are very few now​ (e)   .

_______ is to use any information that you have to guess how much something will cost.

______ is to give a lot of attention to one particular subject or thing.

______ are fuels such as coal or oil that are obtained from under the ground.