coast through; cobble together; color in; cone off; cost up

coast through +
John coasted through his exams. (約翰順利通過考試)
While Allen struggled, his brother coasted through school with top grades. (求學期間艾倫在學習上覺得很吃力,但他的弟弟卻一路學得輕輕鬆鬆,成績都名列前茅)

cobble * together +
草率地或匆忙地把 … 拼湊起來
They cobbled together a proposal to put before the committee. (他們匆匆忙忙拼湊了個提議呈給委員會議決)
We cobbled a few pages together and submitted it. (我們隨便拼湊了幾頁就交出去了)