he teacher told them since light ________ (travel) faster than sound,lightning ________ (appear) to go before thunder. 好大学he teacher told them since light ________ (travel) faster than sound,lightning ________ (appear) to go before thunder.答案及解析。 分类:裁判员 题型:选择题 查看答案
The director recommended that she ________ (study) more English before going abroad. 好大学The director recommended that she ________ (study) more English before going abroad.答案及解析。 分类:裁判员 题型:选择题 查看答案