the后加什么詞性?

the雙語例句

　　1.I could come next week, or the week after.

　　我可能下周來，或者再下一周。

　　2.I called several times, but only got the answering machine.

　　我打了幾次電話，但只有電話答錄機答話。

　　3.The gene is activated by a specific protein.

　　這種基因由一種特異性蛋白激活。

　　4.She added a PS asking me to water the plants.

　　她加了一句附言，要我澆花。

　　5.The course is 1 year FT, 2 years PT.

　　該課程全日制學(xué)習(xí)一年，非全日制學(xué)習(xí)兩年。

　　6.He didn't give an adequate answer to the question.

　　他沒有對這個問題作出滿意的答復(fù)。