问题补充:
John knocked at the door for nearly five minuteshis wife opened it.
A. when
B. before
C. until
D. as
答案:
A. when
(答案→)B. before
C. until
D. as
解析:可联系答.案.网客服索取。
时间:2018-10-28 09:48:20
John knocked at the door for nearly five minuteshis wife opened it.
A. when
B. before
C. until
D. as
A. when
(答案→)B. before
C. until
D. as
解析:可联系答.案.网客服索取。