【题目】---You this song all the afternoon. Take a break, honey.
---Mom, you know I will take the singing contest tomorrow. I just want to practice more.
A. have been practicing B. are practicing
C. have practiced D. practiced
在线课程【答案】A
【解析】考查动词时态。上句：整个下午你都在唱这首歌。休息一下，亲爱的。下句：妈妈，你知道我明天将参加唱歌比赛。我只是想多练习。根据句意可知用现在完成进行时态，故选A。