1.[2021四省八校开学考,62]A century ago, when night-time (fall), the dark arrived. Things are different today.
2.[2021山东威海期中,37]Friendship is one of life’s greatest gifts,and it (value)in both Eastern and Western cultures.
3.[2021湖南五市十校联考,63]Nine spacecrafts (send) to study Jupiter by now.
4.[2021北京朝阳区期中,18]If one person breaks the rules, more people (follow) him and do what they want.
