53K views · 1.4K reactions | This week, Sian's here to answer an interesting English question about vocabulary.  Joao wants to know what 'pop in' and 'pop out' mean in informal English. After you've watched the video, try using 'pop in' or 'pop out' in the comments!  Got an English question you’d like us to answer? Send it to learning.english@bbc.co.uk! | BBC Learning English | Facebook

6.5K views · 239 reactions | Who's got a question about English? 樂Who can you ask it to? We know! Ask Learners' Questions! 欄You ask, we answer! Watch the whole series so far, here: https://bbc.in/2VlJ0d3 #bbclearningenglish | BBC Learning English | Facebook