英语翻译如果你很忙,让丽萨来做这件事吧.我们班里有三分之一的学生来自农村.牙医建议我拔掉这颗坏牙.这支足球队由四个非洲人

我父亲的电脑因前几天感染了病毒而不能工作了.
My father's computer can't work because it was infected by a virus a few days ago.
考试时要仔细看清楚问题,否则那可能会出错
Read the questions carefully during the test, or you will make mistakes.
果你很忙,让丽萨来做这件事吧.
If you are busy, let Lisa do it instead.
我们班里有三分之一的学生来自农村.
One third of the students in our class come from the country.
牙医建议我拔掉这颗坏牙.
The dentist suggested that I should have the tooth pulled.
这支足球队由四个非洲人和三个美国人组成.
The football team is made up from four Africans and three Americans.
我妈妈过去常使用煤烧饭,可是现在她习惯于使用清洁能源了.
My mother used to cook with coal, but now she gets used to using the clean energy.
他说话轻得我几乎听不见.
He said in such a low voice that I couldn't hear him.
除非被邀请,否则我不去参加聚会.
Unless I was invited, I won't go to the party.
简做作业比我认真.
Jane does her homework more carefully than me .
世界上每年有很多人死于肺癌.
There are many people die of lung-cancer.
他是计算机科学领域的专家
He is an expert in the field of computer science.
完毕,打滚求分!