Chỉ mình với mọi người ơiiii.

$\text{2/ Students are expected not to talk during the examination.}$

$\text{3/ Two hundred people were invited to the party.}$

$\text{4/ Your shoes is being mended at the moment.}$

$\text{5/ Smoking isn't allowed in this restaurant.}$

$\text{6/ Dr. Smiths is being interviewed at the moment.}$

$\text{7/ This machine must be cleaned every time you use it.}$

$\text{8/ He had been warned not to go near the river the day before.}$

$\text{9/ My chair has been moved.}$

$\text{10/ The machine was being repaired when the accident happened.}$