_________ being an outstanding physician and scientist, he was an accomplished writer and a giftedartist.

_ communication, a smile is usually _____ strongsign of friendly attitude．

下列句子中，不含通假字的一组是（　　）①君子一言以为知，一言以为不知 ②夫子矢之曰 ③一箪食，一瓢饮，在陋巷，人不堪其忧，回也不改其乐　④以吾一日长乎尔，毋吾以也　⑤如或知尔，则何以哉　⑥鼓瑟希，铿尔，舍瑟而作　⑦莫春者，春服既成　⑧唯求则非邦也与　⑨其人也而有斯疾也！

That’s the place we visited the other day.[ ]

Everyone in our class likes Mary because she is good at telling and ______ jokes.