$\text{1/ Why couldn't Tom go to school?}$
$\text{2/ How much do these shoes cost?}$
$\text{3/ Where is the shoe store?}$
$\text{4/ Where did you visit?}$
$\text{5/ What does her mother want her to do?}$
$\text{6/ Where did she bought it?}$
$\text{7/ How long did it take her to finish the composition?}$
$\text{8/ Were you tired after the trip?}$
$\text{9/ How far is it from Hue to Ho Chi Minh City?}$
$\text{10/ What do you need a phone card for?}$
$\text{11/ Where were you yesterday afternoon?}$
$\text{12/ How weigh is he?}$
$\text{13/ How long is this river?}$
$\text{14/ How should we take care of our teeth?}$