根据句意及首字母提示，补全单词。

1. If I had one m__   __dollars,1 would give it to the charity to help poor children in Africa.

2. The doctor asked me to take the m            three times a day after eating meals.

3. Let's do a r   ____ about the best way of learning English among the students in our school.

4. Don't t___     your dog to the young tree.  It's bad for the tree.

5. The young mother was very w___   _ about her baby when she was ill in hospital.