Unit 1
Unit 2
100

willing to try new or difficult things

adventurous

100

relaxed

at ease

200

making you feel unhappy and without hope for the future

depressing

200

when you first see someone or something 

at first sight

300

wanting a lot more food, money, etc. than you need

greedy

300

a long, flat, narrow surface or table in a shop, bank, restaurant, etc. at which people are served

counter

400

extremely beautiful or attractive


stunning

400

the amount of a particular food that is served to one person, especially in a restaurant or a shop that sells food ready to be eaten

portion

500

difficult to explain or understand

puzzling

500

clean, especially in order to prevent disease

hygienic