根据下列句子及所给汉语注释，在答题纸标有题号的横线上，写出空缺处各单词正确形式。每空只写一词。

小题1:Would you like to send him an _______ (invite) letter? I think he’ll be happy for sure.

小题2:Hurry up! The film will start at 7:00 , there’s little time ___________(leave) for us now.

小题3:Look at all these ________ (write) names! They are great.

小题4:If you can go closer to the birds, you can _______ (easy) watch them.

小题5:My __________( hobby) are traveling and collecting.

主题数据库的确定是战略数据规划的重要内容，下述有关叙述正确的是

A．主题数据库与企业经营主题有关

B．主题数据库与企业应用项目有关

C．主题数据库稳定而不发生变化

D．主题数据库会经常不断变化