Which of the expressions in 48.1 is most suitable for completing each sentence if you want to:

1. say someone’s behaviour is extremely annoying?
   What Jack said really takes the biscuit!
2. say that someone is quick to understand?
   Tanya is usually .
3. say someone has a very high opinion of themselves?
   Rajiv thinks .
4. praise someone’s gardening skills?
   Marek .
5. comment on someone who wants to buy a new car but keep all their savings too?
   Unfortunately, you .