Thepresidentistogiveaformal__attheopeningceremony.
A、speechMoviegoers know that many special effects are created by computers, they often don' tknow is that these scenes still require a lot of work.
_isknowntotheworld,MarkTwainwasagreatAmericanwriter.
Thisarticle__moreattentiontotheproblemofculturalconflicts.
Wheneverhecomestoourgarden,hecan’thelp_________theflowers.
Notuntilthegamehadbegun__atthesportsground.
