[ Tenses ]
They will visit us ______ .
A. once they go to Hai Phong
B. as they went to Hai Phong
C. when they were going to Hai Phong
D. after they had gone to Hai Phong

Random Topics:
Simple Past/Past ProgressiveVocabulary & Phrasal VerbPast Simple (to be)Ordering AdjectivesPronouns and Subject Verb AgreementAdverbs and AdjectivesTransitional WordsAdverbs, Prefixes, and SuffixesComparatives - SuperlativesComparisionOther quiz:
Tenses › ViewWhat do we use the simple present tense for?
A. To refer to events that happened in the past
B. To refer to events happening now
C. To refer to future scheduled events
D. To express a wish or desire
Future Continuous Tense › View
At nine o’clock next Tuesday, Roy will be ___________________________ the fence.
A. paint
B. painting
C. painted
D. paints
Grammar › ViewHow _________ (the accident / to happen)?
A. did the accident happen?
B. did the accident happened?
C. do the accident happened?
Modal Verbs › View
Nadhira . . . . rest well last night. She felt fresh when she woke up.
A. can’t
B. can
C. could
D. couldn’t
