1 Never Mary be late for school.
2 Little did Einstein care for fame or money.
3 I have been learning English for six years.So does my sister.
4 Only can you succeed in your career by working hard.
5 Scarcely had the students set out when it began to rain.
6 As a child Tom is ,he is superior in playing video games to an adult.
把altough改成as,然后将a child提前
7 Had you driven more carefully,you wouldn't have had this traffic accident.
将if省略,将had提前
前五个比较简单,所以就不解释了