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。
Would you like to send him an _______ (invite) letter? I think he’ll be happy for sure.
Hurry up! The film will start at 7:00 , there’s little time ___________(leave) for us now.
Look at all these ________ (write) names! They are great.
If you can go closer to the birds, you can _______ (easy) watch them.
My __________( hobby) are traveling and collecting.