评论
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19 A largely B deeply C mainlyD widely
20A existedB occurred C happened D developed
21A ledB brought C caused D resulted
22 A numberB percentageC division D quantity
23 A pulled B madeC turnedD carried
24 A sumB totalC amount D figure
25 A applying B exertingC struggling D forcing
26 A left out B gave upC drew back D ran down
27 A adds B connectsC combinesD links
28A confidenceB security C certainty D promise
29 A necessities B propositions C measuresD criteria
30 A requested B askedC appliedD demanded
31 A attractB inviteC suggest D recommend
32 A contrast B conflict C challengeD competition
33 A performed B dealtC handledD treated
