gre机经填空有几道题跟大家讨论下，还有一周就考试了

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gre机经填空有几道题跟大家讨论下，还有一周就考试了
The art of letter writing is like the art of acting in that it is the impression of (i)______ which usually makes a performance convincing. Great letter writers, like great actors, have a gift for (ii)_____, for the here and now, the depth of expression depending on its closeness to actual processes of thought. By these criteria Ellen Terry was a remarkable letter writer indeed: her letters invariably have an air of (iii)_____.
A. spontaneity D. compassion G. confidence
B. mastery E. exaggeration H. improvisation
C. sympathy F. immediacy I. sensitivity

While the current coffee craze was sparked by the emergence of flavorful, high-quality gourmet varieties, a slew of studies suggesting that concerns about coffee’s health effects may be _____ has nurtured the trend.
A. underemphasized B. exacerbated C. unfounded D. documented E. recapitulated

5月3日就要考了，求大神回复啊