1 . If we ( not economise ) ..... on electricity , there with be power cuts
2 . I hope he ( finish ) .... his homework before we ( get ) ....... back
3 . If we sit too far away from the screen I ( not be ) .... able to see the film
4 . Listen to thóe people ! What language they ( speak ) ..... ?
Loga
Sinh Học lớp 12
