`1.` Đúng

`2.` Đúng

`3.` More girls should be given the opportunity to have a better life by the goverment.

`@` Bị động modal verbs (should): S + should be + V3/ed (+ by + O)

`4.` The room has to be tidied up after the lesson.

`@` Bị động: S + have/has + to be + V3/ed (+ by + O)

`5.` These exercises can be done very quickly by my best friend

`@` Bị động modal verbs (can): S + can be + V3/ed (+ by + O)

`6.` Their identity cards must be shown when they enter the park

`@` Bị động modal verbs (must): S + must be + V3/ed (+ by + O)

`7.` My plants won't be watered when Iam in Paris

`@` Bị động TLĐ: S + will (not) be + V3/ed (+ by + O)

`8.` The way you live may be chosen

`@` Bị động modal verbs: S + may be + V3/ed (+ by + O)