[ Passive Voice with Modals ]
Choose the best answer:
The door … by Tim
A. couldn’t lock
B. couldn’t be lock
C. couldn’t be locked
D. couldn’t locked

Random Topics:
Parallel Structure or Combining SentencesPresent ContinuousV-ing/to-VModals: Possibility, Necessity, ExpectationModals of Speculation and DeductionPresent Simple & ContinuesIELTS VocabularyTenses & AffixesGrammar - Collective NounsModifiersOther quiz:
Grammar › ViewThe computer _________ slowly since we installed the new operating system.
A. was running
B. has been running
C. will run
Grammar › View
Mum goes to the supermarket ____ Wednesday.
A. on
B. at
C. over
D. to
General Quiz › ViewShia gets up early everyday.
A. past tense
B. present tense
C. future tense
Grammar › View
We must _________ the animals.
A. loves
B. loving
C. love
