从【】中选择恰当的短语并用其适当形式填空 【make friends,as well,be proud of,be afraid of,feel nervous】 ①Liu Yang is the first chinese woman astronaut we ()her. ②He likes pop music and he likes classical music (). ③I want o () with americans,so I want to learn English. ④I always () when I answer the teacher's questions. ⑤These girls () flying.