$\text{√ HTĐ với động từ TOBE:}$
$\text{Where is she from?}$
$\text{→ She's from China.}$
$\text{√ HTĐ với động từ THƯỜNG:}$
$\text{Does he often play the guitar?}$
$\text{→ No, he doesn't.}$
$\text{√ QKĐ:}$
$\text{Did they move the house?}$
$\text{→ Yes, they did. They moved five years ago.}$