单选题2. canon
单选题7. Eating too much fat can ______ heart disease and cause high blood pressure.
单选题 If you want to set up a company
单选题12. The boundary between Canada and the United States has been unfortified for over one hundred years.
单选题18. A person who is very cautious is unlikely to take risks.
单选题8. axe
单选题15. definite
单选题4. canyon
单选题9. Petrol is refined from the ______ oil we take out of the ground.
单选题20. fidelity
单选题14. Next month the Foundation will allocate millions of dollars for cancer research.
单选题18. He had a strong constitution and seldom caught a cold.
单选题10. We have been told that under no circumstances ______ the telephone in the office for personal affairs.
单选题12. A frequently cited example of the endangered species is the panda.
单选题19. My brother's plans are very ambitious; he wants to master English, French and Spanish before he is sixteen.
单选题2. ardent A．渴望的 B．狂乱的 D．成熟的 D．热心的
单选题5. The CEO delegated his assistant to represent him at the meeting.
单选题3. If the work ______ by the end of this month is delayed, the construction company will be fined.
单选题15. The caption to the article is very misleading.
单选题12. council