将下列句子译成英语，并将所译句子写在答题卡标有题号的横线上。把小孩单独留在家里是很危险的。
那个舞蹈演员一直担心会发胖。
说谎会使情况更糟糕。
当我们学习遇到困难时，吴老师总是愿意帮助我们。
我认为青少年不应该被允许在外面待到很晚。
毕业典礼上，学生们在纪念册上写下了自己的名字。
Students their names in the album on graduation ceremony.
在龙舟比赛中，两支队伍同时到达终点。
Two teams reached the finishing line in the Dragon Boat race.
This is a portrait （肖像） of Albert Einstein. （1） An American artist "drew" it on a plate with some food.He used bread，fresh vegetables，and mashed potatoes.Sometimes，he worked with cookies.
His food portraits include Queen Elizab eth from the UK and US actress Marilyn Monroe.He spends up to two hours making each portrait.Many people like these food portraits. （2） Would you like to make one for yourself ？That must be a lot of fun.
（1）
（2）
他从八岁起就拥有这架飞机模型了。
.
当她的朋友们在游泳时，她在做什么？
？