29.The girl used to be shy, but is ____ getting active in group work and is more willing to express herself.
A
gradually
B
usually
C
previously
D
merely
句意：那个女孩过去很害羞，但现在团队合作越来越积极，（比以前）更愿意表达自己的想法。A项“逐渐地”；B项“通常，经常”；C项“以前”；D项“仅仅”。故选A项。答案】A
从转折词but可知之前是害羞，现在是逐渐变得活跃，所以选A。
容易错选B，对于此选项较熟悉。