Present day idioms
"Break a leg"
"Good luck!
"Under the weather"
"Feeling sick or unwell"
"Hit the books"
"Study hard"
"A piece of cake"
"Very easy"
"Butterflies in my stomach"
"Feeling nervous or anxious"
"Give someone a hand"
"To help someone"
"Be on cloud nine"
"To be extremely happy"
"Feeling under the weather"
"Feeling sick or unwell"
"To feel sad "