56:我父母并不同意我抽烟。(allow)
57:我看见公共汽车后面有空位,就径直走过去。(catch sight of)
58:由于缺少时间,我们也只能做这些。(lack of)
參考答案:56.My parents does not agree that I smoke.
57.I see that the bus has vacancy at the back , walk over right away directly.
58.Since being short of time, we also can only act as these.