连词成句
(1) ①is ②doctor ③a ④sorry ⑤she ⑥. ⑦.
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(2) ①the ②where ③ bird ④is ⑤? .
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(3) ①is ②mother ③this ④my ⑤ .
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(4) ①under ②desk ③big ④cat ⑤the ⑥is ⑦the ⑧.
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