[ Modal Verbs ]
They __________ (could / must) have taken the wrong train.
A. must
B. will
C. could
D. can

Random Topics:
Modals, Phrasal Verbs, Gerunds and InfinitivesClause Markers TOEFL GrammarSecond and Third ConditionalAbilityHave to/Has toHope, Thank, Modal VerbsAdverbial Clauses of Manner and ResultRelative Clauses with who and whichPresent Perfect and Present Perfect Progressive TensesSimple Compound and Complex SentencesOther quiz:
Tenses › ViewPresent Simple Tense
What do you think about pineapple on pizza?
A. I think pineapple belongs on pizza.
B. I didn’t think pineapple belongs on pizza.
C. I thinking pineapple belongs on pizza.
D. I thought pineapple belongs on pizza.
Modal Verbs › View
We ……………..leave immediately. The tsunami is coming.
A. mustn’t
B. have to
C. could
D. may
General Knowledge › ViewWhat do Americans call a cashier?
A. Moneyman
B. Bearer
C. Teller
D. Peon
Grammar › View
Encik Bahrin looks very ____________ in his business suit.
A. rude
B. clever
C. amateur
D. professional
