Aftermonthsofvoyage,Columbusarrivedin______laterprovedtobeanewcontinent.
ThelargestandsmalleststatesoftheUnitedStatesare________.
重写句子：Ihavecheckedmydocumentsseveraltimes.Istillcan’findttheproblem.(compoundsentence)
AlthoughTomissatisfiedwithhisacademicachievement，hewonders_______willhappentohisfamilylife.
Whataretheparagraphqualities?
