Food idioms

Vprašanje 1
Complete the sentences with the correct word to form idioms.
/ hot potato / piece of cake / pinch of salt / bread and butter / hot cakes /
1. The abortion issue is a political in the United States.
2. I was sure I would fail the test, but it was a .
3. I can’t miss another day’s work. That’s my .
4. The new i-phones are selling like .
5. They took my explanation with a . I was sure they didn't believe me.