选修七　Unit 3　Under the sea
1. 课前自测2. 课堂学案
课前自测
Key:1. aware; awareness　2. accommodate; accommodation　  3. pension; pensioner　4. reflect; reflection　5. scare; scary; scared　  6. annual; annually　7. conserve; conservative; conservation
Key:8. deep; deeply; deepen; depth　9. tasty; taste; tasteless　　10. urge; urgent; urgency