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B. 错
Jenna is such a _________. I wish she would become more confident.
A. late bloomer
B. needle in a haystack
C. shrinking violet
D. shaking leaf
As soon as he received the permit, he started to build. He never _________.
A. lets the grass grow under his feet
B. sees the wood for the trees
C. beats about the bush
D. barks up the wrong tree