【推荐1】我们听到了人们共同伸出援手帮助他人暖心的故事。
①We have heard heart-warming stories of people   ________   together to help others.(现在分词作后置定语）
②We have heard heart-warming stories of people   ________ ________   together to help others.(定语从句）

【推荐1】多亏了这场及时雨，庄稼得救。
________ the crops were saved.

【推荐3】由于消防队员的及时赶到, 大火终于被扑灭了。
________________, the big fire was finally put out.

【推荐1】Nevertheless, Qian did not let that ______________________________ .
然而，钱学森并不气馁，而是接受挑战。

【推荐2】许多人不赞成在动物身上做实验。
Many people do not like the idea of ________________.

【推荐3】Every product is carefully tested before it is sold. (同义句转换)
→Every product is carefully tested before _________ _________.