you don’t stay out too late, you may go to the party. But remember to be back here no later than 11:30 pm.
A. Now that
B. Until
C. Provided that
D. Although
网友回答
A. Now that
B. Until
(答案→)C. Provided that
D. Although
解析：考查连词：A. Now that既然B. Until直到C. Provided that条件是，如果D. Although虽然，句意：只要你不在外面待得太晚，你就可以去参加聚会，但是记住不能迟于11：30回来。选C。