[ Tenses ]
…………… have you been working as a teacher?
A. When
B. How long ago
C. How long

Random Topics:
1st and 2nd ConditionalsGrammar ModalsPronouns and AdverbsAdverbial Clause of ConcessionVerbs and AdverbsFuture TensesPast Simple TensesSecond ConditionalVerbs, Tenses, and VocabularyModals and InversionOther quiz:
Grammar › ViewNo animal seems on a diet of peat moss.
(A) survived
(B) can survive
(C) of surviving
(D) able to survive
Modals › View
Do I _____ write with a pen or is a pencil okay?
A. must
B. have to
C. should
D. should to
Question Tag › Viewhe will be coming with his new idea, ……….?
A. is she
B. did he
C. doesn’t he
D. won’t he
Tenses › View
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
