stake a claim be proportional to attribute sidle up carve out breathe down sb.'s neck plow into tread on 1. As I was leaving the restaurant, a man _____ to me and said, May I help you?" 2. Not satisfied with the present position in the company, he is trying to _____ much greater role for himself. 3. Women tend to _____ their success to external causes such as assistance from friends. 4. So far Antarctica can only be used for scientific research. No country or region is allowed to _____ to any part of it. 5. My job is to challenge, but not threaten them. So I must be careful not to ______ their toes. 6. A young lady was seriously injured when a car _____ her on a crossing. 7. Loss of weight _____ the rate at which the disease is progressing. 8. In contemporary society, most farmers have bank managers ______ in order to secure their finance balance.