Fires are very dangerous. Every year thousands of lives ______ in the fires in our country.

题型：单选题题类：常考题难易度：普通

仁爱科普版九年级上Unit 4 Amazing ScienceTopic 2 I’m excited about the things that will be discovered in the f

A、have been died B、were lost C、are lost D、are died

举一反三

—More chances to students to learn from each other.

—Let's collect and put them in the right place so that they can be used conveniently.

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