21. ______ the government argees to give extra money, the theatre will have to be closed next m

問題詳情

21. ______ the government argees to give extra money, the theatre will have to be closed next month.
(A) Unless　　
(B) If
(C) Since　　
(D)As

答案：A
難度：非常困難0
統計：A(0),B(0),C(0),D(0),E(0)