Our usual walk is to or from the subway, ______ is how we get to work．

Wang Hao and Chu Yafei led China to______goldand silver finish in ______ 20­kilometer walk，the first athletic event at the Asian Games.

53 Our music teacher often enjoyed _____playing the violin in his spare time

One must have a wide range of knowledge to ________ the changing market.

uestions ________ at the meeting, buthe answered none