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
Whatarethekeyfeaturesofaresearchpaper?
Newdriversarefarmore________tohaveaccidentsthanexperienceddrivers.
Ifanearthquakeoccurred，someoftheone-storeyhouses________.
What are the characteristics of good writings?
句子写作：Mypresentationseemedtogowell.
