问题
选择题
—What's up? You didn't pick up the phone just now.
—I'm sorry that I ________ dancing with music on, but it's done now.
A．practised
B．was practising
C．am practising
D．have practiced
答案
答案：B
B 考察时态。句义：—怎么回事？你刚才没有接电话。—对不起，我刚才正在随着音乐练习舞蹈，现在不是接了电话吗？由句义可知，选过去进行时。