输入微生物、人体组织、生物制品、血液及其制品或种畜、禽及其精液、胚胎、受精卵的,应当在人境前()天报检。
A.7
B.10
C.15
D.30
参考答案:D
—Jim, Tom is looking for his English book. Is this ______?
—No, that is______. I don’t know wherehisis.
A.his, mine
B.he, mine
C.him, mine
D.his, my
简述财产所有权的概念和取得方式。