问题
选择题
—What were you doing when Lucy ________in yesterday?
—I had just finished my homework and ________to take a shower.
A．dropping；start
B．had dropped；started
C．dropped；have started
D．dropped；was starting
答案
答案：D
句意为：——昨天Lucy来访的时候你在干什么？——我(那时)刚写完作业正要开始洗澡。第一空后面有yesterday所以用一般过去时；第二空强调那时正要做某事。
