[ Tenses ]
We are pleased to announce that we …… you to business class for your flight today!
A. have upgraded
B. has upgraded
C. upgrade
D. upgrades

Random Topics:
Past Simple vs Present SimplePresent Simple Positive and NegativeSentence Structure and PunctuationPresent Continuous, Present Perfect and Used toFuture - Will and Be going toModal Verbs of PermissionAdjectives & QuantifiersGerund and InfinitivePresent Simple, Present Continuous or Present PerfectPossessive Adjectives VS Possessive PronounsOther quiz:
Transitional Words › ViewIt’s six thirty right now and the park closes at seven. _________ it’s very late, Javier and Rico still want to go to the park and play baseball.
A. Next
B. Of course
C. Although
D. Finally
Prepositions › View
“Please come to the Computer Lab ………… our English periods. We will have our class ………….. the lab instead.”
A. during, at
B. on, at
C. before, in
D. after, in
Phrasal Verb › ViewWe didn’t know which hospital he was in, so we had to call ______________.
A. away
B. down
C. for
D. around
Grammar › View
What___your mother___? It smells great!
A. does___make
B. is___making
C. is___makeing
D. does___making
