AWL 3. Words 31-40

to make something stay the same

to take part in something

something that is normal is how you expect it to be, and is not unusual or surprising in any way

to use your money with the aim of making a profit from it, for example by buying property or buying shares in a company

to get something that you want or need, especially by going through a process that is difficult

a magazine containing articles relating to a particular subject or profession

an individual thing, usually one of several things in a group or on a list

to understand or think about something in a particular way

an organization that does a particular type of research or educational work

completely certain