1．(2018·全国卷Ⅲ)When the gorillas and I frightened each other, I was just glad to find them alive. True to a gorilla's unaggressive nature, the huge animal________ (mean) me no real harm.
解析：meant 根据语境可知此处叙述的是发生在过去的事情，应该用一般过去时，故填meant。
2．(2017·全国卷Ⅱ)This included digging up the road, ________ (lay) the track and then building a strong roof over the top.
解析：laying laying和句中的digging up, building并列。
3．(2016·全国卷Ⅲ)Skilled workers also combine various hardwoods and metal ________ (create) special designs.
解析：to create 句意：熟练的工人还会把各种硬质木材和金属组合起来以创作独特的样式。根据语境可知，此处应用不定式作目的状语。
Ⅱ.单句改错
1．(2018·全国卷Ⅱ)When I was little, Friday night was our family game night ...Still I unwilling to play the games with them sometimes.________________
解析：unwilling前加was unwilling是形容词，它和系动词一起构成“主系表”结构。此处叙述“我”小时候的事情，主语是I，所以用was。
2．(2016·四川高考)Both Dad and I planned to do something on Mother's Day. We get up early in the morning.________________
解析：get→got 此处描述母亲节当天的事，根据语境可知，此处应用一般过去时态。
