问题

_____ he used to play a lot of computer games, but now he seems to have lost interest in them[ ]
A: At a time
B: At one time
C: At all times
D: At the same time
B: At one time
C: At all times
D: At the same time
正确答案是:
同类题型
Ann is in hospital—Oh, really? IknowIgo and visit her
I feel greatly honored tomake a speech in your school
I think that this meal was well worth ________ was charged for it.
The deserted island is only _______ by boat.
Paris has some great museums ______ visitors can see fine works of impressionist painters.