[ Grammar ]
_____ the use of cigarettes on an aircraft should have been done long ago.
A. Ban
B. bans
C. banned
D. banning

Random Topics:
Understanding Product Packaging and TensesVocabularyAdjective or AdverbAdjective ClauseUnscramble SentencePast Perfect or Past Perfect ContinuousTenses and ArticlePresent Perfect Simple & Present Perfect ContinuousSimple Compound and Complex SentencesSimple present/ past/ future tenseOther quiz:
Mixed General Quiz › ViewPlease sit on my ___.
a. rap
b. lap
c. wrap
Present Tenses › View
. Rewrite the sentence in the passive voice. We are still respecting a lot of the old customs.
A. A lot of the old customs are still being respected.
B. We are still respecting a lot of the old customs.
C. A lot of the old customs were respected.
D. A lot of the old customs have been respected.
Modals and Inversion › ViewChoose the correct modal: They ___ be at the meeting by 10 AM. (must/can’t)
A. might
B. should
C. could
D. must
Future Tenses › View
I think I ___ a cassette recorder and use it in class.
A. buy
B. am buying
C. will buy
D. would buy
