以下是本人按題目要求翻譯的英文句子（要考慮英文表達(dá)習(xí)慣）,不明白的可繼續(xù)提問(wèn),希望對(duì)您有所幫助：
11、 就在我做完作業(yè)時(shí),父母和其他親戚已經(jīng)又種了20棵樹(shù).（by the time ,another）
By the time I finished my homework,my parents and other relatives had planted 20 trees more.
12、 據(jù)說(shuō)今晚1點(diǎn)半有一部很成功的電視劇,我們不可能熬夜到那樣晚.（it is said ,stay up）
It is said there is going to be a very successful TV play at 1:30 tonight,but it is impossible that we can stay up that late.
13、 上周五她在去醫(yī)院的路上,車壞了.幸運(yùn)的是,車很快修好了.（on the way to ,repair）
The car was broken down when she was on the way to the hospital.Fortunately,the car was repaired quickly.
14、 我昨天給你描述外星人之前,你想象過(guò)他們?nèi)绾纬浴⒃鯓哟?、咋個(gè)行嗎?（describe ,imagine）
Have you ever imagined how the aliens eat,dress and walk,before I described the aliens to you yesterday?
15、 昨天下午趙鴻等待李偉和張平早點(diǎn)去練習(xí)踢足球,但他兩位都沒(méi)有來(lái).（wait for ,show up）
Zhao Hong was waiting for Li Wei and Zhang Ping to practise soccer yesterday afternoon,but neither of them ever showed up.