根据首字母或中文意思完成句子。

1. His mother always told him to go s____ home after school.

2. In America, a flat is called an a____.

3. My German friend speaks English with a strong German a____.

4. In which d____ did the thief run, north or south?

5. The flat in which we live is hot, ____ (尤其) in summer.