[ Passive Voice with Modal Verbs ]
. The books ______ by next week.
A. must return
B. must be returning
C. must returned
D. must be returned

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Grammar › ViewModest Proposal, a pamphlet by Jonathan Swift, ironically proposes that Ireland’s overpopulation and poverty —– by having the poor—— their children to be eaten by the rich.
A. may be cured / sold
B. should be cured / to sell
C. can be cured / sell
D. has to be cured / have sold
E. could be cured/ being sold
Countable Noun › View
… and flowers may brighten up your living room.
- vass
- vas
- vases
Tenses and Articles › View
What is the correct form of the present perfect tense of the verb ‘to eat’?
A. have eaten
B. has eaten
C. had eaten
D. ate
Grammar › View
This is the first time we……. such a romantic play.
A. have seen
B. see
C. saw
D. had seen