第 1 题 · 高考
One dollar is roughly equivalent to seven of our coins, and the rate changes daily.
核心词：equivalent ɪˈkwɪv(ə)l(ə)nt n. 等价物 adj. 相等的
一美元大约相当于我们的七个硬币币值，汇率每天变化。
一般现在时be equivalent to短语 be equivalent to
One dollar is roughly ___ to seven of our coins, and the rate changes daily.
第 2 题 · 高考
The photo is proof of the accident, and the police will study it.
核心词：proof pruːf n. 证据；证明
这张照片是事故的证据，警察将进行研究。
一般现在时proof of短语 solid proof
The photo is ___ of the accident, and the police will study it.
第 3 题 · 高考
The old part broke down, so a replacement was ordered at once.
核心词：replacement rɪˈpleɪsmənt n. 替代；替代品
旧零件坏了，所以立即订购了一个替代品。
一般过去时a replacement for短语 a replacement for
The old part broke down, so a ___ was ordered at once.
