1 . Many buildings on the campus and his ________ (origin) creations. (所给词的适当形式填空)

2 . We’ve talked recently about the importance of ___________ (sustain) energy. （所给词的适当形式填空）

3 . We’d better rush now. I’d like to arrive earlier than the ________ (appoint) time. （所给词的适当形式填空）

4 . From the ________ (determine) look on her face, I knew that my sister wouldn’t change her mind.（所给词的适当形式填空）

5 . According to a professional running athlete, finishing a long run is a very ______(reward) experience. （所给词的适当形式填空）

6 . When you are shopping, it can be very ______(frustrate) to find that the size you want isn’t there. （所给词的适当形式填空）

7 . According to the latest figures, China has made ______(remark) achievements in ensuring universal access to basic education. （所给词的适当形式填空）

8 . Thirty-three mobile applications have broken rules, with most of them collecting personal information ______(relevant) to their services. （所给词的适当形式填空）

9 . She stood there, _______ (freeze) with fear as the lights suddenly went out.(所给词的适当形式填空)

10 . With the tourist attractions I’ve recommended above, you are b____________ to have an unforgettable and rewarding experience in China. (根据首字母单词拼写)