[ Perfect Verb Tenses ]
Identify the tense of the following sentence: “By the time we arrive, they will have left.”
A. Present Perfect
B. Past Perfect
C. Future Perfect
D. Simple Future

Random Topics:
Modals Auxiliary-Ing and Infinitive Verb PatternsModals TensesQuantifiers & Modal VerbsComparative - SuperlativeGive, do and makeDemonstrative SpeechFuture Tense - will and going toPhrasal Verbs and Verb FormsSynonymsOther quiz:
Grammar › ViewWhat is a noun?
A. person, place, thing, animal, idea
B. subject, predicate
C. suffix, prefix, affix
D. main, helping
Vocabulary › View
to be able to secure something
A. maturity
B. command
C. reservation
D. integral
Grammar › ViewThis is Lucy and her brother, Dan. ____ my friends
A. We’re
B. I’m
C. You’re
D. They’re
Mixed General Quiz › View
If you want to go to California, you need to go to the ___ part of the United States.
a. west
b. western
