Ⅰ.单项填空
1．(2014·徐州高三模拟)When she heard her son had been admitted to a key university，words couldn't ________ her excitement.
A．convey B．explain
C．conduct D．distinguish
【解析】 句意：当听说她的儿子已经被一所重点大学录取时，她的激动无法用言语表达。convey“运送，表达”，符合句意。explain“解释”；conduct“实施”；distinguish“辨别”。
【答案】 A
2．(2014·蚌埠九中模拟)General secretary Xi Jinping urged Washington ________ concrete measures to loosen hightech export controls to China.
A．adopting B．to adopt
C．adopted D．to be adopted
【解析】 句意：习近平总书记敦促华盛顿采取具体措施放宽对华高科技出口管制。urge sb.to do sth.“敦促某人做某事”；adopt measures“采取措施”。
【答案】 B
