Choose the best option to complete each sentence

Choose the best option to complete each sentence. Circle A, B or C.
1.Last year our school ______ hundreds of books to children in a rural village.

A. has donated

B. donated

C. donates

 
2.We ______ the streets in our neighbourhood every summer when we were small.

A. cleaned

B. has cleaned

C. were cleaning

 
3.Our 3Rs club ______ all the school children to recycle paper, bottles and clothes.

A. encouraged

B. has encouraged

C. encourages

 
 
4.After three years, the volunteering group ______ English courses for hundreds of children.

A. provide

B. provided

C. has provided

 
 
5.A group of volunteers ______ food to patients in our hospital for two weeks last month.

A. offered

B. offer

C. has offered