[ Grammar ]
The scientist usually works in his lab __________ the sun sets.
A. until
B. as soon as
C. although
Random Topics:
Simple Past Irregular & NegativeSimple and Compound SentencesPresent Forms and Narrative TensesQuantifies and Modals of DeductionWill, Be going to, Present ContinuousSentence Structure and Verb TensesTenses - Present and PastInversion + Passive VoiceFirst Conditional SentenceGrammar: AgreementOther quiz:
Grammar › View“You ________ to the lesson for the past hour. Are there any questions?” asked Mr Lee.
A. listened
B. are listening
C. will be listening
D. have been listening
Regular and Irregular Verbs › View
I _____ soccer with my friends yesterday.
A. play
B. played
C. playing
Grammar › ViewHow many students in your class _________ from Korea?
A. comes
B. come
C. are coming
D. came
Grammar › View
— is your grandfather?
He is 90 years old
A. How old
B. How far
C. How long