到考试开始时，她学习的时间不会像她计划的那样长。
By the time the exam starts, she won't have been studying for as long as she planned.
▼点击显示答案
won't英 /wəʊnt/|美 /woʊnt/
been英 /biːn/|美 /bɪn/
studying英 /ˈstʌdiɪŋ/|美 /ˈstʌdiɪŋ/
解释
won't have been studying 是将来完成进行时否定式的缩合形式，由 won't + have been + 现在分词构成，否定到将来某个时间点时动作的持续时长。
By the time the exam starts, she won't have been studying for as long as she planned.
won't have been studying 是将来完成进行时否定式的缩合形式，由 won't + have been + 现在分词构成，否定到将来某个时间点时动作的持续时长。