[ Vocabulary ]
In most countries, English is _______ for jobs in the tourism sector because it is the common language of most tourists.
A. required
B. facilitated
C. approved
D. retained

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Present and Past Perfect TensesContrast Linking WordsVerb to Be Tenses & Object PronounGerund and InfinitivesGrammar: MorphologyAuxiliaries VerbTenses & PrepositionParticipal PhrasesSpeech TensesModal Verb, Passive VoiceOther quiz:
Modal Verbs › ViewWhat is the difference between obligation and permission?
A. Obligation is a requirement to act, while permission is the allowance to act.
B. Obligation refers to a choice, while permission is a restriction.
C. Permission is a requirement to act, while obligation is the allowance to act.
D. Obligation is the same as permission.
Grammar › View
The following are accept invitation, except ….
A. I’d love to.
B. that’s sound great.
C. I have another job.
D. of course