[ Tenses ]
They will have finished preparing for the SEA Games ______ .
A. since the opening ceremony took place
B. until the opening ceremony took place
C. by the time the opening ceremony takes place
D. after the opening ceremony had taken place

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Past Simple - Present PerfectIf ConditionalsPresent Progressive (Future)Grammar-Verbs & Nouns Singular, Plural, GenderExclamationVerbal TensesGerund and InfinitivesGerund & InfinitivesAntonymsVocabulary and DefinitionsOther quiz:
Tag Questions › ViewWhich sentence is INCORRECT?
A. English is easy to learn, is it?
B. English is easy to learn, isn´t it?
C. English isn´t easy to learn, is it?
Grammar › View
The_____is very high. It’s dangerous to sit on it.
A. dress
B. wall
C. square
D. sock
Transportation Vocabulary › ViewI hate to ______ my bus in the morning because the next one comes an hour later.
A. Take off
B. Miss
C. Cruise
D. Get on a bus
Homonyms › View
There is ___ way that I will go with you.
a. know
b. no
