1 . They also need to be ready to give interviews in English with international journalists. This is ________ they need an English trainer. (用适当的词填空)

2 . In many ways, the magic of AI is ________ it’s not something you can see or touch.

A．whether	B．what
C．that	D．why

3 . If you are passionate about something, pursue it no matter what anyone else thinks. That’s ______ dreams are achieved.

A．what

B．where

C．why

D．how

4 . He was fired from the factory. That was ________he was too lazy. （用适当的词填空）

5 . His suggestion was ________we should have an assistant. There is too much work to do. （用适当的词填空）

6 . ________I’m concerned about most is ________ we can collect a huge amount of money in such a short time. (用适当的词填空)

7 . The key to becoming happy is________ you treat your life and work. （用适当的词填空）

8 . My neighbour Sana is always sheltering her child too much, and that’s ____we differ.

A．when

B．what

C．how

D．where

9 . The traditional view is ______ we sleep because our brain is “programmed” to make us do so. (用适当的词填空)