Compared to alternative energy, one of the disadvantages of fossil fuels is ______.A．Minin

According to the text, the president admits to some "alternative" method due to______.A．ch

The operation of paralleling two alternators requires（) to be equal and also in phaseA.th

Compared with fridge and TV，driving a ear wastes a lot of energy.

As is known to all, there are many forms of energy, ______is solar energy.A．one of thatB．o

What is Roberts reason to support alternative energy？A．It has strong economic impact.B．It

Compared to illegal workers, guest workersA．are more likely to stay.B．tend to return to ho