单词拼写。 1. One should always b________ his opinions on facts. 2. The teacher r________ all the students should finish the exercises before the class was over. 3. What a good c________ of Japanese he has! 4. He looks serious, but ________ (实际上) he is very kind. 5. She speaks ________ (流利的) though not very correct French. 6. The old man's ________ language (母语) is Chinese. 7. He walked along in the shadows, hoping no one would r_______ him.