Tim borrowed my book but he forgot to it to me. A. giveB. returnC. send

问题补充：

Tim borrowed my book, but he forgot to it to me.

A. giveB. returnC. send

答案：

解析：“Tim借了我的书，但是，他忘记归还了。”give“给”；return“返回；归还”；send“发送”。故选B。