以下宾语从句的引导词是否正确？I want to know whether it's good news or not.
A. 对
B. 错
His father is worried about whether he lose his job .
A. 对
B. 错
Whether they can finish the work on time is still a problem.
A. 对
B. 错
He has told me that he will go to Shanghai tomorrow.
A. 宾语从句
B. 主语从句
C. 表语从句
D. 同位语从句
微信支付 
支付宝支付