________ we can't get seems better than________ we have.

________ we can't get seems better than________ we have.句子可以简化为A seems better than B.A 是由一个从句来充当,即 【 ________ we can't get 】.我们知道从句也是要主谓宾完整的.这个充当主语的从句 中 缺...