第 1 题 · 四级
The project must be finished within a short span of time, which puts pressure on everyone.
核心词：span spæn n. 一段时间
项目必须在很短时间内完成，这让所有人都感到压力。
一般现在时情态被动 must be finished + which 从句短语 a span of time短语 attention span
The project must be finished within a short ___ of time, which puts pressure on everyone.
第 2 题 · 四级
The spacecraft had been tested for months before it was sent into space.
核心词：spacecraft ˈspeɪskrɑːft n. 航天器
航天器在发射进入太空前已测试了数月。
过去完成时过去完成被动 had been tested + before 从句短语 a manned spacecraft短语 an unmanned spacecraft
The ___ had been tested for months before it was sent into space.
第 3 题 · 四级
He looked at the liar with contempt, having no wish to talk to him.
核心词：contempt kənˈtempt n. 轻蔑，藐视
他轻蔑地看着那个骗子，不想和他说话。
一般过去时介词短语 with contempt + 现在分词状语 having no wish短语 with contempt短语 in contempt of
He looked at the liar with ___, having no wish to talk to him.
