TheNewFrontierandWaronPovertywereputforwardrespectivelyby________.
Iunderstoodfromherthatyouundertookotherimportantwork______.
TheaveragelifeexpectancyoftheRedIndiansis________.
________,hehadnotimetorest.
改写病句:WhiledrivingonBlueberryAvenueyesterdayafternoon,atreefelltowardJack