问题补充:
Only when your identity has been checked .
A. you are allowed in
B. you’ll be allowed in
C. will you allow in
D. will you be allowed in
答案:
A. you are allowed in
B. you’ll be allowed in
C. will you allow in
(答案→)D. will you be allowed in
解析:本题考查倒装和语态。句意:只有当你的身份得到核实后,才可以进去。放于句首的only修饰when引导的时间状语从句时, 主句应进行部分倒装(从句中不进行倒装)。