划线处填哪个单词可使句子完整贴切.l am g_____ to know that you are much better now1.l am g_____ to know that you are much better now2.l have something e_____to tell you 3.we have a music lesson o_____ a week4where do you e from p_____?l can not hear you 英语
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【答案】 1.glad 2. exciting 3.once 4 Pardon