1. we must work out an a___________ plan in case this one fails. 2. the c__________ involved in the murder were all put into prison. 3. man will get into trouble if they waste natural r_________ too much. 4. he worked all day and all night and e__________ got ill. 5. why? you look pale. shall i take you to the c________ and see the doctor? 6. our new house is very c__________ for me as i can get to the office in five minutes. in fact, this is the reason why i decided to buy it a week ago. 7. i was in no m______ to laugh and talk with strangers.