问题
选择题
.
When Bill Gates decided to stop schooling and created Microsoft in 1975, he ______ law at Harvard University.
A．studied
B．had studied
C．was studying
D．would study
答案
答案：C
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.
When Bill Gates decided to stop schooling and created Microsoft in 1975, he ______ law at Harvard University.
A．studied
B．had studied
C．was studying
D．would study
答案：C