找出错误并加以改正。
1.Let's do something help poor students return to school. ( )_____________
A B C D
2.His sick grandfather was took to the hospital yesterday. ( ) ____________
A B C D
3.Everyone should make great contributions to look after animals. ( ) ____________
A B C D
4.I finished my homework already. I can go climbing with you. ( ) ____________
A B C D
5.The room was very small for us to live in. ( ) ____________
A B C D
