请选择ABCD4u6x9^'[0S:z'T)C1C7T3@;d6L9F ---Where ________ you just now? —I ________ in the playground.4}:Q2N.C7{0T2P-O'}5K6B'Q9o)n
A．was；were4}:Q2N.C7{0T2P-O'}5K6B'Q9o)n
B．was；was4}:Q2N.C7{0T2P-O'}5K6B'Q9o)n
C．were；was4}:Q2N.C7{0T2P-O'}5K6B'Q9o)n
D．were；were4}:Q2N.C7{0T2P-O'}5K6B'Q9o)n