【推荐1】使我惊诧的是，她竟然能把这件事瞒了我们这么久。
__________________how long she managed to hide it from us.

【推荐2】令我吃惊的是，他们在这么短的时间里成功地控制住了这次严重的大火。
①________________, they managed to take control of the terrible fire in such a short time.(amazement)
②They managed to take control of the terrible fire in such a short time, ________________ (定语从句)
③ ________________that they managed to take control of the terrible fire in such a short time. (it作形式主语)

【推荐3】让我们吃惊的是竟有几个学生在高二的时候就已经被名校录取了。
________was that several students had gained admission to the top universities even when they were still Senior 2.

【推荐2】她再次直视着我的眼睛，然后发出一声尖叫就走了。（动词的联动）
She again ________________, then ________________ and ________________.

【推荐1】据预测，这个冬天是自1941年以来最冷的一个冬天。（predict)
It __________ this winter is the coldest one since 1941.