儿童说出句子结构是一个逐步分化和发展的过程。 ( )
参考答案：对
To my parents’ joy, my elder brother ____ a job in this factory yesterday.
A．offered
B．offers
C．is offered
D．was offered
与产大型硬壳卵相适应,鸟类是（）骨盘.
