11.6. Explain.

CHRIS OFF: Get away! You are having me on (Two expressions of surprise like ‘really!’ or ‘you’re joking!). You must be fed up. (…bored, tired of, sick of)  That kind of thing gets you down. (…depresses you.) Someone ripped me off once. (…robbed me.) I was very shaken up, (…frightened, scared…) stressed out (…under mental pressure…) and it took me a few days to get over (…to recover from…) the shock. Have the police found out (…discovered…) who did it yet?