1 . Every child is supposed to experience hard life,  _____ makes them realize the importance of valuing the present life . （用适当的词填空）

2 . It is amazing that the hotel, ______ used to be an old castle, can ______(accommodation) 1,000 people at a time. (所给词的适当形式填空)

3 . Ted came for the weekend wearing only a pair of shorts and a T-shirt, ________ is a stupid thing to do in such weather. （用适当的词填空）

4 . The result was not the same as they had expected, ________ was rather disappointing. （用适当的词填空）

5 . Meanwhile, as the construction goes on, more roads will be built and the Metro system will be expanded, ________ can reduce traffic jams. （用适当的词填空）

6 . The film you see on the screen is the product of a huge amount of hard work, most of________ takes place behind the scenes. （用适当的词填空）

8 . Europe has only around 200 languages; the Americas about 1,000; Africa 2,400; and Asia and the Pacific perhaps 3,200, of ___________ Papua New Guinea alone accounts for well over 800.

9 . Zhu Yawen’s performances at the CCTV Spring Festival Gara in 2015 were perfect, ________ made a lot of people admire him.

10 . He is confident, ________，in my opinion，is most important in modern society.