如图所示是一鞋店的招牌，晚上招牌上的“外贸鞋”三字清晰地印在墙壁上，此时墙壁产生了 ____反射；从墙壁上看到的三个字是外面灯的 ____（填“实”或“虚”）像．

如图所示，一束光由空气斜射入玻璃砖，画出这束光经过玻璃砖两个面折射的光路．

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宋代司马光曾说：“凡择言官，当以三事为先，第一不爱富贵，次则重惜名节，次则晓知治体。”清官包拯亦言，监察官“自非端劲特立之士，不当轻授”。这说明古代（    ）

Sally: Good afternoon, Jenny.

Jenny: Good afternoon, Sally.

Sally: Oh, Jenny, this is my aunt Alice. Alice, this is my friend Jenny.

Jenny: Nice to meet you, Alice.

Alice: Nice to meet you, too, Jenny. Your school is very good. I like (喜欢) it.

Jenny: I like it, too.

Sally: Jenny is a good English teacher. Her students (学生) like her.

Jenny: Thank you, Sally.

Alice: Well, have a good day!

Sally & Jenny: Thanks. You, too. Bye.

根据材料内容判断正误。