Lucy guitar lessons every three weeks in the past three years but now she is considering

问题补充：

Lucy guitar lessons every three weeks in the past three years, but now she is considering shell make it every other week.

A. is having

B. had had

C. had

D. has been having

答案：

A. is having

B. had had

C. had

(答案→)D. has been having

解析：

考查动词时态。句意：Lucy在过去的三年里每三周上一次吉他课，但是现在她正在考虑每两周去上一次。根据句意可知应用现在完成进行时。现在完成进行时表示动作从过去持续到现在或离现在不远的时间，其动作是否继续下去，则由句意而定。