[ Vocabulary ]
The………………of the environmental protection program has forced people to reflect on every item they discard.
A. issue
B. disposal
C. emission
D. institution

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Adverb of Frequency and Past Continuous TenseGrammar : can, could and be able toPresent Tenses and VocabularyConditionals / Unreal PastTOEIC Grammar and Vocabulary ReviewModal Verbs and PermissionVerb-ing and InfinitiveAuxiliary and Modal VerbsPast Tense and Past ContinuousAdverb of MannersOther quiz:
Grammar › ViewI ……………… at school yesterday.
A. wasn’t
B. weren’t
C. didn’t be
Grammar › View
While I _______ my house work, my daughter _______ piano.
A. am doing / is playing
B. are doing / is playing
C. is doing/ are playing
D. is writing
Passive Voice › ViewThey suggest that you …………………working hard to achieve your goal.
A. keeping
B. should keep
Present Perfect Continuous Tense › View
He …….this science for 3 years. (study)
A. have been studying
B. has been studying
C. has studied
D. is studying
