单项选择题
The recessed areas on a wildcat are called（）.
A.pawls B.sockets C.pockets D.devil's claws
单项选择题 The metal，teardrop-shaped object sometimes used within an eyesplice is a（）.
单项选择题 The main advantage of a Chinese stopper over the one line stopper is that it（）.
单项选择题 The line with the most stretch is（）.
