A：Yes, he did.
B：No, he didn't.
C：Yes, he is.
选 字填空。
娘 朗 创 苍 冻 狠
____心 姑____ ____造 ____读 ____疮 ____天
连续阴雨时，生活在土壤中的蚯蚓会爬出洞穴，此现象与生物哪一因素有关？（ ）
—Are those his books?
—Yes, __________.
