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41.Go/keep on a diet Im on a diet recently， so Id better skip the dessert. 42.Have a hard/difficult time with sth. 43.Have a temperature/fever 44.Have the final say：有决定权 45.Hold up：堵塞i，持枪拦截，举起，拦截 Did you hear that the convenience store next to the gas station was held up last night? 46.In a good/terribly /mood 47.In the long run：长期来看 It seems very experience. But in the long run it will save the money on the maintenance. 48.Join in：参与 49.Keep between the two of us:/keep a secret 50.Keep fit | 
