Lucy __________ (prefer) gas to electricity.

Lucy __________ (prefer) gas to electricity. I used to _______ on electricity, but I've switched to gas. I uesd to cook by electricity,but now I switch over to gas. Gas is cheaper than electricity.句型改变 I like electricity better than gas.改同义l electricity gas Gas is chaper than electricity(保持句意不变）Electricity is ___ ___ prefer to 完成句子：__________（比起看电视）,I prefer to read books .(than ) Lucy's bike was __________(bad/badly) broken, so she had to Electricity We __________ (test) the new machine when the electricity __ explain how electricity is generated in a gas-fired power st