根据对话选词填空。

JENNY: Nick, we____go to bed. It's very late.
NICK: I know, but I ____ help Trig than go to bed. He's tearing up his English exercise book and he's throwing his grammar book round the room. I don't think he's very happy.
JENNY: Well, you ____stay up too long.
NICK: Trig, stop it. You ____ throw your books at the wall. It won't help and you might break something. You ____work at your English now. What are you learning?
TRIG: Abbreviation n 1 U abbreviating, being abbreviated 2 C shortened form of a word, phrase, etc. "Sept" an abbreviation for "September"…
NICK: But Trig, that’s from the dictionary. You ____  learn the whole dictionary by heart!

观察按下列顺序排序的等式：9×0+1=1，9×1+2=11，9×2+3=21，9×3+4=31，…，猜想第n（n∈N^*）个等式应为（　　）

复数$\frac{\sqrt{2}-i^3}{1-\sqrt{2}i}$等于（   ）