Question

John may phone tonight. I don't want to go out ______ he phones.

A. as long as
B. in order that
C. in case
D. so that

Answer 1

答案C
四个连词均可引起状语从句。as long as: “只要；in order that/so that:”“以便、为了”；in case:“以防、万一。”C项切题。
参考：http://www.zuoyebao.com/q/842