[ Modal Verbs ]
The room is in a terrible mess; it ___ cleaned.
A. shouldn’t have
B. can’t have been
C. mustn’t have
D. wouldn’t have been

Random Topics:
IELTS GrammarPresent Simple and Past ContinuousFood VocabularyNounsGrammar ElementaryNoun / PronounVocabulary, Grammar, SpellingWill and Going toParticiple - ing/ edPast and Present Continuous tenseOther quiz:
Pronoun › View“Have you met Tom and Lisa?”
“No, I have never met ___ .”
a. its
b. the
c. them
Vocabulary › View
She went through a series of obstacles to win the grand prize.
Obstacles means:
A. Situations that will leave someone feeling fatigue
B. Situations that will increase your endurance
C. Situations that impede progress
D. None of the above
The expression of thanking …
A. Many thanks.
B. I am very sorry.
C. See you later.
D. How are you doing?
Grammar › View
The teacher insists _______homework regularly.
A. that the student do
B. that the student does
C. the student to do
D. that the student is doing
