1 . Chen Wei, a high school student in Beijing, had his dinner ________________ (interrupt) when he heard someone ________________ (scream) from another table. (所给词的适当形式填空)

2 . ________________ (distinguish) for its attractive scenery, Hangzhou witnesses large numbers of tourists every year. (所给词的适当形式填空)

4 . It is difficult to attract the animals to cameras _____________(hide) in snowy forests.(所给词的适当形式填空)

5 . Looking at his serious face__________(reflect) in the mirror, he felt there was no hope for finding a better solution to the problem. (所给词的适当形式填空)

6 . Scientists say thousands of animals get ________ (trap) in the floating waste, which results in death. （所给词的适当形式填空）

7 . He sat there, with his attention ___________(concentrate) on the blackboard. (所给词的适当形式填空)

8 . With nothing________(leave) to burn, the fire became weak and finally went out. (所给词的适当形式填空)

9 . A month later, the boy_________(abandon) by his parents was adopted by an old man.(所给词的适当形式填空)

10 . ________(inspire) by the Belt and Road Forum for International Cooperation held in Beijing, Cao decided to cover the route by hiking as a tribute (致敬) to the ancient Silk Road. (所给词的适当形式填空)