– Will you be able to see Jennifer’s parents when the first class is over?– I’m afraid not

问题补充：

– Will you be able to see Jennifer’s parents when the first class is over?

– I’m afraid not. I a lecture on British literature in the hall.

A. will attend

B. am attending

C. am going to attend

D. will be attending

答案：

A. will attend

B. am attending

C. am going to attend

(答案→)D. will be attending

解析：考查时态。根据上下文可知第一节课下是一个将来的时间点，用将来进行时表示在将来的某个时间点上正在进行正在发生的事情。句意—你能在第一节下课的时间见见Jennifer的父母吗？—恐怕不行。那个时候我正在大厅里参加一个关于英国文学的演讲。