[ Grammar ]
Were you chatting online with your friends……..your teacher was teaching?
A. when
B. while

Random Topics:
Past Perfect SimpleComparative AdjectivesVocabulary : Coming & GoingComparatives or SuperlativesPresent tense AffirmativeTravel VocabularyRegular and Irregular AdverbGrammar and Sentence StructureDefinite and Zero ArticlePresent Perfect or Past Simple TenseOther quiz:
Grammar › ViewIdentify the concrete noun in the following sentence: “The sound of the bell echoed through the hall.”
A. sound
B. bell
C. echoed
D. hall
Grammar - TOEIC › View
We __ for half an hour before we got to the hotel.
A. were walking
B. have been walking
C. had been walking
Grammar › ViewIs this man in, at or on this car?
A. He is in the car.
B. He is at the car.
C. He is on the car.
Grammar › View
When you buy a “single ticket”, it means …
A. you are travelling alone
B. you should come back the same day
C. you get a one-way journey
