—________ does a panda eat?
—Bamboo (竹).[ ]
A. Who
B. What
C. Where
D. Why
答案:B
下列哪种疾病状况易发生消化性溃疡()
A.阿狄森病
B.洋地黄治疗期间
C.妊娠晚期
D.甲状旁腺功能亢进症
E.糖尿病
堆肥(沤肥)