Food aid______ is not enough to ______ the problem _______ now.
A:only; solve; discussed
B:alone; solving; being discussed
C:merely; solving; being discussed
D:alone; solve; being discussed
被认为为1924年至1930年期间西欧各国关系之改善奠定基础的是( )
欣赏下边漫画,要提高人民群众的幸福指数,最根本的是( )