题目内容
用方框中所给动词的适当形式填空。
fly visit invent develop discuss
71. Qingdao Aquarium is one of the most wonderful places.
72. There are several ways to solve this problem. Let’s have a now.
73. What’s the number of John’s to Beijing?
74. Yuan Longping is the first man hybrid rice in China.
75. Tea became popular after it.
71. to visit 72. discussion 73. flight 74. to develop 75. wasinvented
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