【小题1】太阳使地球暖起来，这使植物生长有了可能。
The sun heats the earth, which for plants to grow.
【小题2】只有当他离开学校后才意识到教育的重要性。
after he left school the importance of education.
【小题3】当汤姆知道自己成绩时，他后悔没有听从老师的建议。
When Tom knew his own scores, he followed his teacher's advice.
【小题4】I have the encouragement to overe the difficulty because of your encouragement.
your encouragement, I have the encouragement to overe the difficulty.
【小题5】Our new teaching building is three times the height of the old one.
Our new teaching building is three times the old one.makes it possible
网友回答
(答案→)makes it possible
解析：
【小题1】考查句型：make it +adj+for sb to do sth是it形式宾语，不定式是真正的宾语
【小题2】Only后面接after引导的时间状语从句，主句用部分倒装, did he realize
【小题3】考查动名词的否定做宾语：regretted 后面接动名词，而且否定词not放在动名词前面not having
【小题4】考查词组：多亏了，由于，Thanks to =because of
【小题5】考查倍数的表达：倍数+as+adj+as，或倍数+the+名词+of…，填as tall as