问题
________， I lost heart in English learning，but my teacher often said to me，“Keep on studying hard，and you’ll succeed________.”
A:At a time；in time
B:At a time；on time
C:At one time；in time
D:At one time；on time
B:At a time；on time
C:At one time；in time
D:At one time；on time
正确答案是：
同类题型