皮皮学，免费搜题
登录
搜题
【单选题】
在真核生物蛋白质的生物合成时,不参与的因子有( )A.
eIF
B.
eEF2
C.
eRF
D.
e EF1
E.
ρ因子
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】When the teacher came into the classroom, all of us __________ the classroom.
A.
are cleaning
B.
were cleaning
C.
cleaned D are cleaned
【单选题】听力原文： World Environment Day was established by the United Nations General Assembly in 1972 to mark the opening of the Stockholm Conference on the Human Environment. World Environment Day can be celebr...
A.
In 1992.
B.
In 2000.
C.
In 2004.
D.
In 1972.
【单选题】Their classroom is _____ than ours, that is to say, their classroom is as small as ours.
A.
much bigger
B.
much smaller
C.
no bigger
D.
less small
【单选题】听力原文： (32)World Environment Day was established by the United Nations General Assembly in 1972 to mark the opening of the Stockholm Conference on the Human Environment. (33)World Environment Day can b...
A.
In 1992.
B.
In 2000.
C.
In 2004.
D.
In 1972.
【单选题】听力原文：M: Good evening and welcome to our program. Our guest is Mrs. Green, who is an expert in the field of environ mental protection. Welcome to our program, Mrs. Green. W: Thank you. M: Well, we hear...
A.
Keys to paper recycling.
B.
Importance of recycling.
C.
Keys to recycling improvement.
D.
Technological progress in recycling.
相关题目：