第 1 题 · 高考
Do not hesitate to ask questions, because the teacher is always glad to help.
核心词：hesitate ˈhezɪteɪt v. 犹豫，踌躇
不要犹豫提问，因为老师总是乐意帮忙。
一般现在时祈使句 + 原因状语从句短语 hesitate to do短语 do not hesitate
Do not ___ to ask questions, because the teacher is always glad to help.
第 2 题 · 高考
It is wrong to abuse animals, because they are our friends too.
核心词：abuse əˈbjuːz vt. 虐待，滥用
虐待动物是错误的，因为它们也是我们的朋友。
一般现在时it 形式主语 + 原因状语从句短语 abuse animals短语 abuse power
It is wrong to ___ animals, because they are our friends too.
第 3 题 · 高考
The firefighters rescued the child from the burning house, which was very brave.
核心词：rescue ˈreskjuː vt. 救援，营救
消防员从着火的房子里救出孩子，这非常勇敢。
一般过去时which 非限制性定语从句短语 rescue...from短语 a rescue team
The firefighters ___ the child from the burning house, which was very brave.
