Thedoctorsare________abouttheguidelinesunderwhichtheycancarryouteuthanasia.
Ittookmeamonthtogetrid_______thecough.
Wepromisethatwe’llmeetagainafterwe_______ourcollegeeducationinthreeyears’time.
重写句子：NotuntilhecrossedthelineandfeltthetapesnapagainsthischestdidJohnsonknowhehadwontherace.(loosesentence)
Thereistheappreciationofthesalienthistoricaltruth________theagingofadvancedsocietieshasbeenasuddenchange
