— were Wang Mei and Li Ming last Sunday? —They were at the swimming pool.A.What B.Who C.Where
根据汉语意思选择正确的单词。 地球 A. sun B. moon C. earth
根据汉语意思选择正确的单词。 拯救 A. save B. svae C. saev
根据汉语意思选择正确的单词。 保护 A. prevent B. protect C. throw
根据汉语意思选择正确的单词。 环境 A. paper B. environment C. litter
根据汉语意思选择正确的单词。 能源 A. fire B. energy C. water