• And without a vaccine, Dr.Fauci says the best methods of prevention are these: encourage people to limit the numbers of sexual partners encourage men to use condoms train more doctors to perform adult male circumcision empower women to choose their sex partners and protect themselves from getting the virus that causes AIDS All of these goals still remain major challenges.

    VOA: standard.2010.07.17

  • I noticed that lots of students here use numbers when they refer to their courses, classes or buildings.

    我发现这儿的学生用数字来描述他们的课程和建筑。

    社团小组信息 - SpeakingMax英语口语达人

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