第 1 题 · 高考
His involvement in the project was deep, and it brought great success.
核心词：involvement ɪnˈvɒlvmənt n. 参与；牵连
他深度参与了这个项目，带来了巨大成功。
一般过去时involvement in短语 active involvement
His ___ in the project was deep, and it brought great success.
第 2 题 · 高考
We had a prior plan for the weekend, so we cannot go with you.
核心词：prior ˈpraɪə adj. 先前的；优先的
我们周末已有安排，所以不能和你一起去了。
一般过去时a prior plan短语 prior to
We had a ___ plan for the weekend, so we cannot go with you.
第 3 题 · 高考
The students engage in many activities, and they learn a lot from them.
核心词：engage ɪnˈgeɪdʒ; en- v. 从事；参与
学生们参加许多活动，从中收获很多。
一般现在时engage in短语 engage in
The students ___ in many activities, and they learn a lot from them.
