exam

exact

excuse

example

around the corner

under the weather

on cloud nine

hold back

害怕的

簡單的

誠實的

困難的

keep in mind

keep quiet

keep walking

keep as a secret

uncle

encore

ankle

angle

mistake

except

begin

expect

angle

mistake

simple

expect

come in

come again

come on

come visit

under the weather

go under the knife

around the corner

be in the pink