撒哈拉以南的非洲是黑种人的故乡.______.
撒哈拉以南的非洲主要是黑种人,被称为黑种人的故乡.
故答案为:√.
Doctor Nathan is said to have been ________ to researching into wild animals in Africa for more than
ten years.[ ]
A. absorbed
B. devoted
C. concentrated
D. engaged
玉女煎的组成是
A.蜀椒、干姜、人参、胶饴B.人参、麦冬、五味子C.甘草、干地黄、白术、附子、阿胶、黄芩、灶心黄土D.附子、干姜、炙甘草E.石膏、熟地、麦冬、知母、牛膝