sentence 1: How do I know if I'm good?
 sentence 2: How do I know what I'm good at? sentence 1: Which are the good websites to get information about government job application forms and dates of exams?
 sentence 2: What is some information about the government exam preparation? sentence 1: What do you think about India's surgical strikes on Pakistan?
 sentence 2: What do you think of India’s surgical strikes that took place against terrorists in Pakistan? sentence 1: Why doesn't the Earth fall down?
 sentence 2: Why earth does not fall?
not same meaning
same meaning
same meaning
same meaning