[ Tenses ]
We are trying our best to solve the problem.
A. Present Simple Tense
B. Present Continuous Tense
C. Simple Past Tense
D. Past Continuous Tense

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Noun and Modal VerbsCompound Words and SentencesGerunds as Objects of PrepositionsPossessive Pronounslike/do not likeVerbs and TensesPassive Voice & TensesObject PronounsPassive Voice Present SimpleComparative and Superlative AdverbsOther quiz:
Grammar › ViewADJECTIVES modify/describe…..
A. nouns, pronouns
B. verbs, adjectives, other adverbs
C. subjects & predicates
D. proper nouns, common nouns
If/Unless - Conditional type 1 › View
…………..you drive more carefully, you will have an accident.
A. Unless
B. If
Grammar › ViewI must go now. I promised _________________ late.
A. not being
B. to not be
C. not to be
Grammar › View
He hasn’t been to London _____ his last birthday.
A. during
B. for
C. since