10. afford to do sth. 负担得起做某事(时间或金钱方面)We can’t afford to go abroad this summer. 今年夏天我们没有足够的钱出国。 11. agree to do sth. 做某事 He agreed to do it at once. 他同意立刻行动。 12. arrange to do sth. 安排做某事 ...