() 5. The money they have raised is used  the poor children in our school.

   A. to helping   B. help   C. helpful   D. to help

() 4. By  local doctors and nurses? we hope  mors patients.

   A. train;help   B. training;to help

   C. training; helping   D. train;helping

() 3. It's important  .

   A. for you to learn Maths well   

    B. of you to learn Maths well

   C. of you learning Maths well   

    D. for you learn Maths well

() 2. Let s sell books  money.

A.ralse   B. to raise   C. raises   D. raising

() 1. It s  nice of you  me with my Maths.

   A. help   B. helping

   C. tohelP   D. to helping

5. Do you know WTO is an international   (organize) ?

4. It's impossible for us   (finish) this task today.

3. The doctors are performing an   (operate) on the boy.

2. If you're interested in hiking and   (help) children,don’t  miss the chance.

1. It ’s helpful   (donate) money to the poor children.