She brought with her three friends, none of ______ I had ever met before.
Atlasttheygottheletterthey____________.
__________thetopofthepagoda(塔),thesceneryofthewholecitycanbeseenclearlyunderyourfeet.
WhenIvisitedthecityofRome,Ifoundthebuildings,squaresandparks_____________inverydifferentstyles.
Hecametothemeeting_____________hisseriousillness.
Theprofessorsaidthatyourdiscoverywas_____________.