1 . 他非常勇敢，从河里救出了小男孩。
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2 . 他太累了，竟伏在书桌上睡着了。
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3 . I was tired last night. I went to bed early.(合成一个句子)
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4 . This box is so large that nobody can move it. (保持句意不变)
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5 . I got up too late to catch the first bus. (保持原句意思)
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6 . Lydia was very tired. She almost fell asleep at the dinner table. (保持句意基本不变)
Lydia was ________ tired ________ she almost fell asleep at the dinner table.

9 . 我感到如此难受就又躺下去了。
I felt so terrible ________ I ________ again.

10 . My sister isn’t old enough to dress herself.(改为同义句)
My sister is ________ young ________ she can’t dress herself.
My sister is ________ young ________ dress herself.