问题补充:
It was about 600 years ago the first clock with a face and an hour hand was made .
Athat
B. until
C. before
D. when
答案:
(答案→)A. that
B. until
C. before
D. when
解析:这是一个强调句,强调时间状语about 600 years ago。
时间:2021-06-26 09:04:07
It was about 600 years ago the first clock with a face and an hour hand was made .
Athat
B. until
C. before
D. when
(答案→)A. that
B. until
C. before
D. when
解析:这是一个强调句,强调时间状语about 600 years ago。