Visiting British Prime Minister David Cameron is asking Sina Weibo users to leave their questions for him on his account, newly opened for his Dec 2-4 China tour. These were some of the most popular questions from among 17,163 submitted---they either won many "likes" or were asked by multiple users. Some of them might make you laugh and make Cameron frown.

1. Could you please ask BBC Sherlock to speed up filming? (632 likes)

2. How do you treat online rumors? (161 likes)

3. Tony Blair really had an affair? (103 likes, poking at rumors about the former prime minister and Wendi Deng)