1、【题目】A beam of light will not bend round corners unless ________ (make) to do so with the help of a reflecting device
答案：
made
解析：
暂无解析
1、【题目】Matter is the name ________ (give) to everything which has weight and occupies space.
答案：
given
解析：
暂无解析
1、【题目】heteachertoldthemsincelight________(travel)fasterthansound,lightning________(appear)togobeforethunder.
答案：
解析：
1、【题目】he teacher told them since light ________ (travel) faster than sound,lightning ________ (appear) to go before thunder.
答案：
travels, appears
解析：
暂无解析
1、【题目】I shall never forget ________ (meet) the late Premier Zhou during his inspection of our factory.
答案：
meeting
解析：
暂无解析
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