[ Causative Verb ]
These differences between two photographs —- with the help of Photoshop.
A. Should remove
B. Must have removed
C. Could have been removed
D. Have to remove

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QuantifiersAdjective, Adverb, and Noun FormsPast TensesPersonal PronounsFOR & SINCEGrammar PhrasesModals in the PastMaritime Vocabulary and GrammarPast Tense & Past Continuous TenseLinking Words and ConjunctionOther quiz:
Tenses › ViewShe told us that she …………………….. such a great film before. (not see)
A. didn’t see
B. hasn’t seen
C. hadn’t seen
Grammar › View
My sister …… a new laptop yet.
A. isn’t buying
B. didn’t buy
C. hasn’t bought
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Gerunds and Infinitives › ViewPlease remember_______ this letter.
A. to post
B. post
C. posting
Grammar › View
We ………… the job sooner if you hadn’t wasted time
A. might have finished
B. will finish
C. have finished
D. did finish