皮皮学，免费搜题
登录
搜题
【单选题】
下列不需要利用发酵工程的是A.
生产单细胞蛋白饲料
B.
通过生物技术培育可移植的皮肤
C.
燃料乙醇
D.
工厂化生产青霉素
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】The staff have been informed that under no circumstances______the telephone in the office for personal calls.
A.
may they use
B.
they use
C.
they could use
D.
did they use
【简答题】What do the travel agents have to be kept informed of?
【简答题】—He tothe meeting. Have you informed him of it? —Sorry. I to. A.hasn’t come am going B.didn’t come have forgotten C.hasn’t come forgot D.doesn’t come will have
【简答题】羽毛球拍由拍柄、_______、 _______、 _______和连接喉构成，_______是击球者意欲用于击球的部分。
相关题目：