What are the tasks did Medea’s father promise to give Jason the fleece but only if he could perform ?
                    举一反三
- Who claimed his inheritance and throne by retrieving the Golden Fleece? A: Medea's brother B: Jason C: Medea D: Medea's father
 - Medea promised to help Jason, but only on the condition that if he succeeded, ( ).
 - He could give no ______ of what he did with the money. A: account B: accountant C: behalf D: intention
 - He could have told us what had happened, but he did not______to. A: choose B: promise C: select D: allow
 - He could give no account of what he did with the money. A: explanation B: percentage C: evidence D: proof
 
