He is wele to e along, he behaves himself.
A. provided that
B. so far as
C. even if
D. in case
网友回答
A. provided that
B. so far as
C. even if
D. in case
解析:选A。考查状语从句。句意: 只要他守规矩就欢迎他来。此处provided(that)相当于if, 引导一个条件状语从句。so far as在……范围之内; even if即使, 引导让步状语从句; in case以防, 引导目的状语从句。