单词拼写（共10小题；每小题1分，满分10分）
根据下列句子所给汉语注释，在句子右边的横线上写出空缺处个单词的正确形式。
He pressed a round___________(按钮) and the machine began to work.
What is his___________(喜爱的) sports, football, basketball or swimming?
I’m sure that no one has seen a Caoyu’s play ___________(表演) so wonderfully.
___________(塑料) are used in many modern articles instead of wood, medal and so on.
In his __________(四十), he would go to the library and sit in the same seat every day.
I bought some mutton in the___________(肉铺) this morning.
During the difficult period of earthquake, the whole country remained_________(团结).
Thank you for__________(提供) to help, but I can manage it myself.
At last they got to the__________(南极洲) they had been dreaming of.
__________(激动地), he ran to his father for a birthday present.