d,1,mary wanted to buy a new computer.為什么want要加ed?（下面還有題）
2,they will build a bridge over the highway.這句話的翻譯,這句話為什么用the?
3,---i think everyone must do his best to stop pollution ---if so,there will be a good future for people df tomorrow.這句話的翻譯,這句話有什么語法知識點?
4,he is like my father to me.為什么用to?
5,他們很難再這么短的時間內(nèi)想出一個新的辦法.it's difficult for them to think of a new way in such a short time."think of"是“認(rèn)為”的意思,又不是想的意思,為什么這里用“think of"?