Itisusefultoscience_______theearthasanobjectinspace.
A、toconsiderForthenewcountrytosurvive,________foritspeopletoenjoyprosperity,neweconomicpolicieswillberequired.
Weregretto________thatitmaynotbepossibletodealwitheveryrequest.
Asyoulikepopmusic,__________Ilikeliterature.
Constructionoftherailwayshelpedtodevelopthenational_______ofTanzaniaandZambia.
Hethoroughlyunderstoodthesociety__________.
