第 1 题 · 高考
She bought a dozen eggs at the market, and she used them all.
核心词：dozen ˈdʌz(ə)n n. 一打；十二个
她在市场买了一打鸡蛋，全部用掉了。
一般过去时a dozen短语 dozens of
She bought a ___ eggs at the market, and she used them all.
第 2 题 · 高考
The lab opens at eight, and the students do experiments there.
核心词：lab læb n. 实验室
实验室八点开门，学生们在那里做实验。
一般现在时lab短语 a science lab
The ___ opens at eight, and the students do experiments there.
第 3 题 · 高考
The frog jumped into the pond, and the water moved in circles.
核心词：frog frɒg n. 青蛙
青蛙跳进池塘，水面泛起圈圈涟漪。
一般过去时frog短语 a green frog
The ___ jumped into the pond, and the water moved in circles.
