( ) —Whose ruler is it? —Maybe it’s ________. A. Peter B. Peters C. Mary’s
( ) ---Can we ________ this Sunday? ---OK. A. go to climb B. go climbing C. goes climbing
( ) Does Wang Bing __________? A. sing well B. sings well C. sing good
( ) Let’s go _________ tomorrow. A. skate B. skating C. skates[
( ) _______ you good at _______? A. Are, run B. Are, running C. Do, running
( ) Liu Tao is good at ________. A. swim B. swims C. swimming