单选题In his speech  Premier&nb

问题补充：

单选题Inhisspeech,PremierWenJiabaopointsoutthatcreativityis______ittakestokeepanationhighlycompetitive.A.howB.whatC.whichD.that

答案：

B解析“__it takes to keep a nation highly competitive .”做表语从句，从句中缺少takes的宾语，构成 it takes sth to do sth 结构。