_____ your classmates and you will make more good friends.

依次填入下列横线处的词语，最恰当的一组是( )研究伊始，该团队选取了华北、西北地区生产的几十种马铃薯进行分析________，从营养成分、________、硬度等方面多次试验，________确定了适合加工马铃薯面条的两个品种。随后，又从诸多面粉种类中试验选取了______的小麦粉加以调试。

re you doing, Emily—-I’m ______the radio. The music is sobeautiful.

several rounds of competition, the little girl _________ because of her excellent spoken English and quick response.

Helen has _______ beef of us all.