运动处方中的靶心率是指能获得最佳效果的运动心率
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Thesedayspeoplearebecomingmoreandmore_____aboutthefoodtheyeat.
AlthougheachTVserieswillberatedonthebasisofitsusualcontent,theratingscan_____fromweektoweek
Importswillbeallowedinproportion_______exports.
Itwas_____andshedidnotknowenoughtoanalyzeeachproblemproperly.
新闻学的母体是()