Tham khảo tài liệu 'level toefl lesson 10', ngoại ngữ, toefl - ielts - toeic phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | Level TOEFL lesson 10 1. Since the earth s crust is much thicker under the continents equipment would have to be capable of drilling through 100 000 feet of rock to investigate the mantle A u A beneath them u B beneath their u C beneath its u D beneath they 2. Drivers should look very carefully onto the main street. A u A when turning u B they turn u C turn u D when they turning 3. The professor s daughter taught to play the guitar. C u A himself u B hers u C herself D his 4. The people of Western Canada have been considering themselves from the rest of the provinces. D u A to separate u B separated u C separate u D separating 5. The greater the demand the price. C u A higher u B .