Question

[người vô hình]

she asked me how i (use) english in the future

the internet wonderful (invent) of the modern life

energy saving bulds should (use ) to save electricity\

Answer 1

[Thảo Anh]

she asked me how i (use) to use english in the future

the internet wonderful (invent) invention of the modern life

energy saving bulds should (use ) be used to save electricity\

Answer 2

[Phạm Minh Quang]

1. used 2. invention 3. be used