有这么多纪念品,我不知道该选择哪一个There're _ _ souvenirs,and I don't know _ _ _ _.

问题描述:

有这么多纪念品,我不知道该选择哪一个There're _ _ souvenirs,and I don't know _ _ _ _.
=I don't know _ _ _ _ _ (复合句)

so many
which one to chooseI don't know _ _ _ _ _ (复合句)Idon't know whichone tochoose