Example sentences

1. 彼は必ず月に一度両親に手紙を書く。

   He never fails write to his parents once a month.

2. 彼は少なくとも月に１０冊は本を読む。

   He reads at least ten books a month.

3. 彼は月の表面に立った。

   He stood on the surface of the moon.