The engineer ______ my father works is about 50 years old.
A、towhomD
withwhom引導定語從句.withwhom放在從句中即為:myfatherworkswiththeengineer
Countrylifeisbetterthancitylife________itoffersfreshairandnoiselessenvironment
The syntactic rules of any language are ______ in number.
_______forthefreeticket,Iwouldnothavegonetoseefilmsooften.
Theothertimingsystembelongsinourinternalclocks，which，left________，wouldtiethebodytoa25-hourrhythm.
______ofasentencedependsonthecontextinwhichthesentenceisuttered.
