用方框中所给单词的适当形式填空

print；box；learn；final；click；use；write；paper；put；mouse

【1】It's never too old to ________.

【2】There are many________on the desk.

【3】_________,I come back to my country.

【4】Please________these documents. We will use them later.

【5】If you want to save the document, _______ “save” first.

【6】Tom________his homework with the help of his teacher.

【7】—Betty,________ the photo over there.

—OK, Mum.

【8】All of the three________ have lunch at home.

【9】We can ________ a map to know where the library is.

【10】The ________ rose is like a real flower.