题目

连词成句【1】world，are，people，why，some，the，poor，in________________________________________________________?【2】I，you，will，think，succeed________________________________________________________.【3】than，the，will，future，be，better，today________________________________________________________.【4】I，what，my，mother，will，wonder，say________________________________________________________.【5】can，we，everything，world，understand，about，the________________________________________________________?下列属于先天性行为的是（ ）A．鹦鹉学舌 B．大雁南飞 C．惊弓之鸟 D．老马识途