根据括号中所给的汉语写出单词，使句子意思完整正确
【小题1】I don’t know why I haven’t heard from my parentsrecently (最近).
【小题2】We are about the same age,but ourexperiences (经历) are quite different.
【小题3】Mr Jiang is a famous scientist with lots ofknowledge (知识).
【小题4】We should try our best to protect theenvironment (环境).
【小题5】——Do you have a camera?
——Sorry, Ilent (借) it to Jim last Wednesday.
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解析：根据括号中所给的汉语写出单词，使句子意思完整正确 ，要根据时态和人称来使用单词的适当形式。