Vocabulary proposal [pr ə 'p ə uz ə l] n. 求婚,提议,建议reserve [ri'z ə :v] n. 预备品,贮存,候补 n. 克制,含蓄 aberration [,æb ə 'rei ʃə n] n. 离开正路,越轨;失常 monetary ['m ʌ n ə .teri] adj. 货币的,金融的 inflation [in'flei ʃə n] n. 膨胀,通货膨胀 incident ['insid ə nt] n. 事件,事变,插曲 adj. 难免的,附带 wary ['w ɛə ri] adj. 小心的,机警的 underpinning [ , ʌ nd ɚ 'p ɪ n ɪ ŋ ] n. 基础,基础材料;[矿业] 支柱,支承结构; loom [lu ː m] v.隐约出现 fiscal cliff n.财政悬崖 shutdown n.歇业 2 . Supply the missing information. Earlier optimism about the U.S. economy1)________________________, after new data showed momentum slowing between January and March – the result of a harsh winter and a stronger U.S. dollar that has made U.S. goods more expensive abroad. IMF chief Christine Lagarde says raising U.S. rates too soon could result in 2)_______________around the world. “In weighing this risk, we think that there is a case for waiting to raise rates until there are more3)_______________________________ than are currently evident. So, in other words, we believe that a rate hike would be better off in early 2016," said Lagarde. Buoyed by a steady improvement in the labor market, the central bank had 4)____________________________by the middle of the year, its first in nearly nine years. But the contraction in the first quarter and a slowdown in spending suggest consumers remain wary. Consumer spending rose only 1.8 percent in the first three months of 2015 – a surprisingly modest increase given the more than5)_____________________________, says Federal Reserve board member Lael Brainard. “Continuing 6)___________________________this year would naturally raise some questions about whether there’s a more persistent change afoot – in particular, whether the financial crisis may have 7)____________________________________spending gains in income and wealth that are perceived to be temporary," said Brainard. But others believe8)_______________________________. Ethan Harris, head of global economics research at Bank of America Merrill Lynch, expects a rate hike in September. “Relative to where we were say a few years ago, the banking sector is in much better health, the housing market’s improving, we don’t have any 9)____________________going on right now, we don’t have a fiscal cliff looming, we don’t have a shutdown looming in Washington, so you kind of10)____________________________________________________," said Harris. A new survey of the American Bankers Association's top economists predicts a rebound in the second half of the year, but the IMF has downgraded its forecast for U.S. economic growth from 3.1 percent to 2.5 percent in 2015.