句型转换。
1.Nothingcanlivewithoutair.(变为同义句)
Nothingcanliveif__________is_________air.
2.It'sabout20minutes'walktothefarthestrestaurant.(就划线部分提问)
__________________isittothefarthestrestaurant?
3.Thelittlegirlistooyoungtostayathomebyherself.(变为同义句)
Thelittlegirl________old________tostayathome_______.
Thelittlegirlis________young________shecan'tstayathomebyherself.
4.Ithinkmathisthemostdifficultsubjectofall.(变为同义句)
Ithinkmathis________________thanthe________subjects.
5.Englishismoreinterestingthanhistory.(变为同义句)
Historyis_________interesting________English.
Historyisn'tso_________asEnglish.