1 . —We have both red and white wine. Do you have a _______(prefer) for one or the other?
—White, please. (所给词的适当形式填空)

2 . Being back with their family should provide emotional _______ (stable) for the children. (所给词的适当形式填空)

3 . I went back to my hometown after 20 years and the city had changed beyond all_________(recognize). (所给词的适当形式填空)

4 . We waited with great ______ (anxious) for more news about the accident. (所给词的适当形式填空)

5 . The ______(人群) cheered widely at the sight of the champion, who was reported to have broken the world record. (根据汉语提示单词拼写)

6 . It was hard to follow what the teacher was saying, and eventually I lost ________ (concentrate). (所给词的适当形式填空)

7 . The children have to sit a tough ____(select) test. (所给词的适当形式填空)

8 . Follow the____________(instruct) on the packet carefully. (所给词的适当形式填空）

9 . This report offered the most specific and accurate_________ (describe) of the problems. (所给词的适当形式填空)

10 . The ________ (disappear) of dinosaurs is not necessarily caused by astronomical incidents.（所给词的适当形式填空）