effort that you make with your body - I get out of breath with any kind of p_________ e__________.

a country with a lot of industrial activity and higher incomes - Our study covered a broad cross-section of the populations of d__________ c__________.

using the newest ideas, designs, and materials - This computer system uses s_________-of-the-a_______ technology.

In opposition to - My favourite team played a___________ Madrid yesterday.

when you become ill if you touch, eat, or go near something. - I’m a__________ to cat fur.

too interested or worried about something - She’s o___________ w_____ computer games – they’re the only thing she can talk about!

representing - I’m proud to accept this award o______ b________ of all my colleagues.

to leave somewhere because you do not like something about it - If prices go up, customers will v_______ with their f______.

advantages and disadvantages - Today let´s discuss the p_______ and c_____ of studying late at night.

an area of countryside where fewer people live - Bus services to r_________ a_________ are very poor.

knowing something quite well - I’m sorry, I’m not f_________ w______ your poetry.

not harmed or affected by something - Some bacteria are r___________ t_____ these antibiotics.

a healthy combination of different types of food - If you have a b_________ d________, you are getting all the vitamins you need.