句子写作：He is very busy preparing IELTS. He has no time to play.
He is very busy preparing IELTS; therefore , He has no time to play.
暂无解析
Whataretheparagraphqualities?
Whatarethekeyfeaturesofaresearchpaper?
句子写作：Thehouse____isstillstanding.
句子写作：Mypresentationseemedtogowell.
Howmanypartsisanarticleusuallycomposedof?Whatarethey?