It takes me ___________ to get to school. 2. The two countries always ________. 3. Scientists are _______ of food on cancer. 4. Your habit can be _______ your health. 5. We _______ in the chemical class. 6. The teachers closely ______ their students’ learning progress. 7. You will need _______ if you want to travel in other countries. 8. They came to teach the workers some ______ . 9. Do you have the _____ ? 10. He hoped that the dating ______ can bring him a beautiful girlfriend.