Are you sure you can do well in the final exam—_____________, I’ve got everything ready.

_________ you told me. I had heard nothing of what happened.

Tom played ________part in a filmat________ age of six，which made him famous.

30,000 dollars ______ a large amount of money, but it’s ______ than we need.

下列各句中，没有语病的一项是（3分） （ ）