重写句子：Fossil fuels are non-renewable. We need to find alternative energy sources. (compound sentence)
Fossil fuels are non-renewable, so we need to find alternative energy sources.
暂无解析
重写句子：Whenwearerelievedofworkingpressuresoftheoffice,wecanenjoyhappinessandrelaxationathome.(modifyingphrase)
Iwasreallyanxiousaboutyou.You______homewithoutaword.
Itmakesgood________tobringanumbrella;itseemstoberainingtoday.
Sicknessoften_______eatingtoomuch.
_______thatthescientistwillgiveusatalknextmonth?
