根据首字母，写出下列单词。

1. You should take off your shoes when you e______ someone's home in Japan.

2. John makes a lot of m______ from his computer games.

3. Please give my best w______ to your parents.

4. I'm glad that you are always r______ to help others. I'm proud of you.

5. The Beijing roast duck s______ nice and tastes nice, too.

股骨头血液供给的主要来源是（）

A.股骨干的滋养动脉升支

B.肌骨头圆韧带的小凹动脉

C.旋股内、外侧动脉的分支

D.腹壁下动脉的分支

E.腹壁浅动脉的分支