1 . The confusing thing was _______ some online shops were new to her. When our personal information is leaked for the purpose of marketing, it can be quite annoying. (用适当的词填空)

2 . Tom was absent-minded in class and that was_____ he couldn’t answer the teacher’s question.

A．how

B．when

C．where

D．why

8 . 下列各句均有一处错误，请指出并纠正。
1. This is that my father has taught me—to always face difficulties and hope for the best.
2. The gold medal will be awarded to whomever wins the first place in the bicycle race.
3. By boat is the only way to get here, which is where we arrived.
4. I was afraid that to speak in front of a larger group of people.
5. We choose this hotel because the price for a night here is down to $20, half of which it used to charge.
6. The games my parents taught me where I was a child turned out to be very useful later in my life.
7. Every year, who makes the most beautiful kite will win a prize in the Kite Festival.
8. She asked me when I had returned the books to the library, and I admitted that I hadn’t.
9. The most pleasant thing of the rainy season is what one can be entirely free from dust.
10. Jane moved aimlessly down the tree-lined street, not knowing that where she was heading.