1
serious study of a subject, in order to discover new facts or test new ideas
2
continuing for ever and having no end
3
a statement that you will definitely do something or that something will definitely happen
4
someone whose job is to repair water pipes, baths, toilets
5
to use something that belongs to someone else and that you must give back to them later
6
to be real or alive
7
all of something
8
to cause or feel pain in part of your body
9
to give something to someone and get something in return, to exchange
10
to give someone money or something that belongs to you for a short time
