1) I'm feeling tired, and I have to write a paper tonight. I think I'll take a quick walk in the fresh air to ___. a) burn out b) sleep over c) perk up 2) Lea taught four English classes today, and tonight, she had to run a faculty meeting. She really needs to ___ for a while. a) race off b) chill out c) burn out 3) Ben will have to leave for the airport at 5:00 in the morning. He should probably ____ early tonight. a) turn in b) perk up c) calm down 4) Dina lives in a town that's over an hour away from her office. When she has to work late, she often at a friend's place near the office. a) races off b) calms down c) sleeps over 5) Ellen invited us over for a dinner party last night. I had a great time, but I had to _____ to catch the last train home. a) race off b) doze off c) calm down 6) I enjoy reading mystery novels on the bus, but I´m so tired I sometimes ___ after reading just a few pages. a) sleep over b) burn out c) doze off

Sleeping

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