Bài 6:Write a question for each situation. 1. You meet Paul as he is leaving the swimming pool. You ask: (you/ swim?) Have you been swimming? 2. You have just arrived to meet a friend who is waiting for you. You ask: (you/ wait/ long) ........... 3 You meet a friend in the street. His face and hands are dirty. You ask: (what/ to/ do?) ........... 4. A friend of yours is now working in a shop. You want to know how long. You ask: (how long/ you/ work/ there?) 5. A friend tells you about his job he sells computers. You want to knowhow long. You ask: (how long/ you/ sell/ computers?) ...........