组别
一
二
三
四
制取浸出液加入的蒸馏水体积
50 mL
40 mL
30 mL
20 mL
10秒内水蚤心跳次数
36
37
39
41
⑴I'm hungry.____ A. She's running.
⑵What are you doing?____ B. He's making noodles.
⑶What are they doing?____ C. I'm hungry, too.
⑷What is she doing?____ D. They are rowing a boat.
⑸What is Sam doing?____ E. I'm reading a book.
下列函数中，既是奇函数又是增函数的为（ ）
罗马法是古代世界上内容最丰富、体系最完备、对后世影响最广泛的法律，其中第一部有章可循的成文法是
