12 How many tubes of the toothpaste are there on the desk ?
13 What would Lan like ?
14 What is your father doing now ?
15 How does Minh travel to work every morning ?
16 Where do Mr . Nam and Mr. Ba live ?
17 How often does he go to the cinema ?
18 What is your favourite drink ?
19 Who does Lan go to the market ?
20 How often do you go to the movies ?
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