Jane warns us that our group is going to be very tired and dirty by the afternoon and she

问题补充：

Jane warns us that our group is going to be very tired and dirty by the afternoon and she is right. However, the evening makes it all .

A. favorable B. worthwhileC. precious D essential

答案：

解析：形容词辨析。A赞同的;称赞的；B值得的；C珍贵的；D必要的；结合句意可知B正确。句意：Jane警告我们到晚上的时候我们会非常累和脏，她说的对。然而，那个晚会让一切都值得的。