A.on | B.at | C.in |
A.send | B.sends | C.sending |
A.for | B.at | C.on |
A.a | B.an | C./ |
A.I can help old people clean the house. |
B.I would like to sing for the old people. |
A.I can help old people on the road. |
B.I can clean the house for old people. |
A.He can help her on the road. | B.He can dance to her. |
A.help | B.helped | C.helping |
A.help | B.helped | C.helping |