Specially trained dogs are being used to__________ the trapped mountain climbers in the Northwest.
A. watch over
B. keep track of
C. come up with
D. go in for
查看答案
下列非霍奇金淋巴瘤的叙述，错误的是
A. 多数为B细胞起源
B. 正常淋巴结结构破坏
C. 可伴有免疫功能缺陷
D. 多克隆起源
E. 确诊时，常已有播散
What does the word "gallery" mean in the last sentence of the second paragraph
A collection or an assortment.
B. A building, an institution, or a room for the exhibition of artistic work.
C. An underground tunnel or passageway, as in a cave or one dug for military or mining purposes.
D. A photographer's studio.
霍奇金病的R-S细胞的特点是
A. 多核或双核的瘤巨细胞
B. 胞质丰富、嗜酸性
C. 核大而呈空泡状
D. 常见核分裂象
Many guests were present at their wedding ceremony, even the __________ of that church was crowded.
A. corridor
B. lane
C. aisle
D. passage
微信支付 
支付宝支付