题目内容：

完成句子（每空只填一次词）

1.I will always remember the days _____ I spent in the beautiful city with my husband.

2.He was generous with his time, ______ ______ I was grateful.

3.That ______ the fourth time ______ Mr. Smith has visited the Summer Palace.

4.The places outside the towns ______ they were sent to live were the poorest parts of South Africa.

5.It was at the age of 65 ______ he left his hometown for Taiwan.