单项选择题 Federal budget talks were _____ a standstill until May 3.inC、 atD、 with

单项选择题 Higher productivity also means that the economy may be _____ of sustaining 5% unemployment rates or lower without triggering inflation.ableC、 interestedD、 efficient

单项选择题 Growth has ____ to an average rate of 4% from about 2% in 1995.promotedC、 quickenedD、 advanced