问题补充:
you have tried it on, you can’t imagine pretty the new style skirt is.
A. Because; how
B. Unless; how
C. If; what
D. Although; what
答案:
A. Because; how
(答案→)B. Unless; how
C. If; what
D. Although; what
解析:句意:除非你已经尝试了,你无法想象这新款的裙子是多么漂亮。Because连接原因状语从句,unless与if连接条件状语从句, Although连接让步状语从句。根据句意前后是条件关系,unless=if…not,后面是否定,前面用unless. 后面的句意是重点修身形容词pretty, 所以应该用how。故选B。