Complete the sentences with the suitable idioms.

Choose the correct option.

He always wants to [be a piece of cake|have his cake and eat it|sell like hot cakes] too, never compromising on anything.

Running a marathon is not [a piece of cake|the icing on the cake|a hot cake]; it takes a lot of training and dedication.

Getting a promotion at work was great, but the salary increase was [a piece of cake|a cake and eat it|the icing on the cake].

The concert tickets [had their cakes and ate them|sold like hot cakes|were pieces of cake]; they were all gone within minutes.