Question

Students are required to go out in couples, especially in the evenings, with friends ______ they get into trouble．

A．even if

B．if only

C．in case

D．when

Answer 1

C

这题考查连词的用法：even if即使， if only但愿，in case以防，when当…时候，句意是：学生被要求成对和朋友外出，尤其在晚上，以防有麻烦。选C。