kalimat positiv dari dia telah membantu saya mengerjakan PR matematika minggu yang lalu.. plizz jawabbb yhhh.. ke inggrissin.. jawabb nyaa plizzzz buattt besok

(+)he/she helped me do my math homework last week
(-)he/she didn't help me do my math homework last week
(?)did he/she help me do my math homework last week?

Pada kalimat di atas ada dua kata kerja: membantu dan mengerjakan. Apabila dlm satu kalimat ada dua kata kerja, berubah menjadi to + infinitive atau gerund pada kata kerja yg kedua.

+ she/he helped me to do my mathematic homework last week.
- she/he didn't help me to do ... (Dilanjutkan sama atas y kak)
? Did she/he help me to ...?

Atau + she/he helped me doing my mathematic last week.
- she/he didn't help me doing ...
? Did she/he help me doing ...?