1 . It is not unusual for teenagers to face the same challenge, so ________ ________ ________ ________   (没有必要) to worry too much about it. (根据汉语提示完成句子)

3 . ________women were looked down upon.
女性被瞧不起的日子一去不返了。

4 . Chen Lei is a senior teacher who _________ __________ __________(拍照) old buildings in Wuhan every day. (根据汉语提示完成句子)

5 . Not only _________ ___________ _________ ____________(那些国家找到了) a path to the future that did not run over the relics of the past, but they had also learnt that it was possible for countries to work together to build a better tomorrow. (根据汉语提示完成句子)

7 . After listening to the scientists and citizens _________ _________ ________ the dam (住在大坝附近的), the government turned to the UN for help. (根据汉语提示完成句子)

8 . There__________ __________ __________ __________（…的时代到来了）the old must give way to the new. (根据汉语提示完成句子)

9 . I should say thanks to my dear friends, without _______help I wouldn’t have achieved such great success.

10 . They offered to send me to the airport, ________ I was very grateful for.