题目内容
(请给出正确答案)
[单选题]
In 1691 a colonial postal service was outined by the British government and a number of Postmaster-Generals were appointed in the years_______ up to the American Revolution.
A.led
B.was leading
C.lead
D.leading
提问人:网友Chenshan2019
发布时间:2022-06-20