Collective packing can be classified into: cartons,wooden cases,sacks,crates and kegs. A: 正确 B: 错误

中国大学MOOC: Collective packing can be classified into: cartons,wooden cases,sacks,crates and kegs.

非感染性心内膜炎包括 A: 风湿性心内膜炎 B: 消耗性心内膜炎 C: Libman-Sacks血栓性心内膜炎 D: 亚急性细菌性心内膜炎

“What did you buy today, Bruce?”“I brought _____.” A: two bag of rice B: two sacks of rice C: two dozen rice D: two rices