Count me in.算上我。

  It's up to you. 由你决定。

  It sounds great!.听起来很不错。

  Control yourself! 克制一下!

  The answer is zero. 白忙了。

  What's your trouble? 你哪儿不舒服?

  You did fairly well! 你干得相当不错。

  He can't take a joke.  他开不得玩笑。

  Did you miss the bus? 你错过公共汽车了?

  I know all about it. 我知道有关它的一切。

  You are just in time. 你来得正是时候。

  I'm very proud of you. 我为你感到非常骄傲。