1、Helen was much kinder to her youngest child than she was to the others,____,of course,made the others jealous.A who B what C that D which2、Evdence came up ___specific speech sounds are recognized by babies as young as 6 months old.A where B that C which D what求解释一下正确选项的原因···

1、Helen was much kinder to her youngest child than she was to the others,____,of course,made the others jealous.
A who B what C that D which
2、Evdence came up ___specific speech sounds are recognized by babies as young as 6 months old.
A where B that C which D what
求解释一下正确选项的原因···