【39】A．developB．differC．departD．derive

【C4】A．developB．improveC．becomeD．turn

The old concerns lose importance and some of them vanish altogether.A．developB．disappearC．

材料题请点击右侧查看材料问题 查看材料A.developB.provide

【C4】A．developB．improveC．betterD．promote

The enterprise______in the blossom without well management.A．won"t developB．won" t be deve

【C5】A．alterB．differC．shiftD．distinguish