1．Roughly (粗略地) speaking, I would say that about 100 people attended the exhibition.
2．I am not going to stand for that kind of behavio(u)r (行为)．
3．All the students that work hard can definitely (一定地) pass the exam.
4．I told her that if she needed me, to contact me without hesitation (犹豫)．
5．When the police arrived, the crowd scattered in all directions (方向)．
6．Bitten (咬) by a dog, the little boy did not dare to play with dogs again.
7．They were in a state of exhaustion (疲惫) after climbing the mountain.
8．The mends on your coat were almost invisible (看不见的)．
9．As the afternoon passed, I found it more and more difficult to stay awake (醒着的).
10．When morning came，the mist had vanished (消失) away.
