1. china will speed up the development of the energysaving sector and________(make) it a pillar of the national economy by 2015. 答案:make 解析:考查时态。句意:中国将加快节能产业的发展,到2015年以前将使其成为国民经济的支柱产业。根据句意并分析句子结构可知,空处在句中作谓语,且与speed up为并列关系,故用make。 2. as is announced in the newspape