Time will____ whether I made the right choice or not.

A．Indian energy officials
B．Scientists in India
C．Officials in the United Nations
D．Researchers in Europe.

A．Pulling vehicles
B．Plowing fields
C．Pumping water out if wells
D．Carrying food baskets

A．Because bullocks have long been used by Indian people
B．Because bullocks walk slowly and are easy to control
C．Because there are few non-working bullocks in India
D．Because there is not enough oil in India