The boy felt _______ thirsty and stopped to drink ______ water.
A：a bit; a bit
B：a bit of; a bit of
C：a bit of; a bit
D：a bit; a bit of
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③小红回家自己做饭 ④小欣上课认真听讲
下列词语中字形全部正确的一项是（ ）
