Could you tell me the _______ of making such tasty soup—Well，I just follow the instructions in the cookbook.

The children were warned of not being too __________ about things they are not supposed to know.

don’t feel well; I think I’m ______ with the flu.

I’m sorry I’m late but I had a ____ tyre. — Never mind. Just go to your seat. [ ]

Everything is so expensive now.It is hardly ___ to save money.