写作训练 请完成B句.使其与A句意思相同或相近. A．Ships are disappearing all over the world and people
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写作训练
请完成B句，使其与A句意思相同或相近。(每空一词)
A．Ships are disappearing all over the world and people believe it is caused by a sea monster．
B．Ships are disappearing all over the world and it ________ ________ ________ ________ caused by a sea monster．
试题答案
答案：
解析：is,believed,to,be |