the scientists are doing research _____a monkey.

Scientists are doing research on the way, how children learn There are many scientists _(study)pandas in the research cen What are they doing in the classroom? They _____a trip to to Two University of Oklahoma scientists are starting research The research scientists often meet with problems requireing The research scientists often meet with problems( )a new typ 词义选择2Most of the teachers are doing research work,trying to 帮忙看看句子的意思Doing job research about the organization you are i 怎样讲解All the scientists present thought the research of（ ） in The result of the research may＿＿＿ useful for scientists in m 一道介词选择2 ___ research ___ the universe scientists have put a 英语高中单选The scientists say that new research makes ____possibl