I can't believe how much better I feel.

　　真想不到我覺(jué)得好多了。

　　I didn't know how much to bring.

　　我不知道該帶多少。

　　How much is my share of the take?

　　我的那一份收入是多少？

　　How much money do we need to do the job properly?

　　我們需要多少錢才能做好這件事？

　　How much are these? They don't have a price on them.

　　這些東西賣多少錢？它們都沒(méi)有標(biāo)價(jià)。