问题补充:
---Would you like to go bike riding with us tomorrow? ---Sure, I am busy.
A. since
B. unless
C. when
D. until
答案:
A. since
(答案→)B. unless
C. when
D. until
解析:本题是不完整的回答,根据两句子的意思,可知答案为B
时间:2019-08-27 21:57:12
---Would you like to go bike riding with us tomorrow? ---Sure, I am busy.
A. since
B. unless
C. when
D. until
A. since
(答案→)B. unless
C. when
D. until
解析:本题是不完整的回答,根据两句子的意思,可知答案为B