第 1 题 · 高考
The dog chased the ball across the yard until it stopped by the gate.
核心词：chase tʃeɪs v. 追赶，追逐
狗追着球跑过院子，直到球停在门口。
一般过去时until 时间状语从句短语 chase after
The dog ___ the ball across the yard until it stopped by the gate.
第 2 题 · 高考
My mother is worried about my health, so she always tells me to go to bed early.
核心词：worried ˈwʌrɪd adj. 担心的
妈妈担心我的健康，所以总是叫我要早点睡。
一般现在时be worried about短语 be worried about短语 go to bed
My mother is ___ about my health, so she always tells me to go to bed early.
第 3 题 · 高考
After the heavy rain, the road was covered with mud, so the farmers could not drive their tractors.
核心词：mud mʌd n. 烂泥，泥浆
大雨过后路面满是泥浆，农民们没法开拖拉机了。
被动语态短语 be covered with
After the heavy rain, the road was covered with ___, so the farmers could not drive their tractors.
