问题

Though it’s not the 1st time that I ________ Beijing, I still can’t adjust myself to the weather

A:been to
B:had been to
C:have been to
D:went to

正确答案是：

同类题型

下列加点的字注音全正确的一组是（）

The plan _____ just because people were unwilling to cooperate.

Thanks to the robots, the human reporters do not have to spend a lot of time ________ boring numbers and information.

He’s never lost a day’s work through illness. He’s as ________ as old boots.[ ]

My son is only 12 years old, but he is ________ in our family. He grows so fast.