Sallyworkedveryhard.Finally,shewontheEnglishcompetitio...

問題詳情：

 Sally worked very hard. Finally, she won the English competition.

A. At the end of                    B. At last

C. Luckily                          D. To the end

【回答】

B

知識點：介詞和介詞短語

題型：選擇題