B2 BE new 2nd Edition Class 11 Task 3

I ____________learn how to mine Bitcoin! (internal obligation – I decide it for myself)

• must

• have to

I ___________wait until the price of Bitcoin goes up again. (obligation coming from somebody else or based on external circumstances)

• must

• have to

I ______________do some research before making such an important financial decision. (doing something is a good idea)

• should

• must

You ___________trust emails promising to double or triple the amount you have put into crypto. (something is prohibited)

• don't have to

• mustn't

You ____________invest in crypto, there are other ways of making a profit. (it’s not necessary to do it)

• don't have to

• mustn't

You _____________invest in crypto, it’s extremely risky. (doing something is a bad idea)

• shouldn't

• don't have to

You ____________invest in crypto if you wish, but I wouldn’t do it if I were you. (permission – it’s okay to do it)

• should

• can

You_________listen to your friends who have more experience in trading crypto than you do. (you are expected to do it)

• supposed to

• are supposed to

You ___________to make cryptocurrency transactions in some countries. (prohibition – it’s not okay to do it)

• don't allowed

• aren't allowed

You __________an eye out for changes in the crypto market. (you should do it)

• had better keep

• had better to keep