一、
1.We must our effort (把……集中于)improving education in poor areas.
2.(对你自己有信心)is the key to your success, so be confident please.
3.Slowly the hunter raised his gun and began to (瞄准)the tiger.
4.She (尝试)to get them on the telephone, but no one answered.
5.On the one hand, a lot of people go to the US, but (另一方面),a lot of people come back from there.
6.If he (work) hard in class, he would have passed the final exams.
7.The scandal (丑闻)being exposed, he was removed from office (consequent).
8.The people had to gather up their few (possess) and escaped abroad.
9.My grandmother is a (faith) member of the church.
10.She knows nothing about it now. Would you rather she (tell) the shocking news when it happened?