69. Ben is from the U.S.A. (改为同义句)
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68. It`s his cat. (对画线部分提问)
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67. She has a beautiful dress. (改为否定句)
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66. I have a book. (改为一般疑问句)
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65. Please give _________ (our) some apples.
64. Those are their ________ (photo).
63. I have two _________ (knife).
62. It`s his clothes, _______ (we) are there.
61. These books are _________ (their).
60. Here is a ___________ (信) for you.
D) 用所给词的适当形式填空。