第 1 题 · 高考
We waited for the arrival of the train at the station.
核心词：arrival əˈraɪv(ə)l n. 到达
我们在车站等待火车的到达。
一般过去时wait for + 名词（等待）短语 the arrival of
We waited for the ___ of the train at the station.
第 2 题 · 高考
The bond between the mother and the child is strong.
核心词：bond bɒnd n. 纽带，关系
母亲和孩子之间的纽带很牢固。
一般现在时the bond between A and B（……之间的纽带）短语 the bond between
The ___ between the mother and the child is strong.
第 3 题 · 高考
If there is an emergency, please call the police at once.
核心词：emergency ɪˈmɜːdʒ(ə)nsɪ n. 紧急情况
如果有紧急情况，请立即报警。
一般现在时if 引导条件状语从句（主祈使，从句用一般现在时）短语 in an emergency
If there is an ___, please call the police at once.
