[ Progressive Perfect and Simple Verb Tenses ]
The ________ tense is formed by the base form of the verb or the base form + s.
A. present
B. past
C. future
D. present progressive

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Helpful Phrases Grammar - some / anyAdverbs and AdjectivesZero Conditional SentenceGrammar Pronoun and Singular Plural NounGerunds in SentencesSimple Present vs Present ProgresiveModal Verbs and PermissionCohesive DevicesNarrative Tenses & ConditionalsOther quiz:
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A. usually wake up
B. I am usually waked up
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She was really upset when she ______ her boyfriend with another girl.
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B. saw
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The teacher ________ a photo of us while we ________ up the tree
A. took, had climbed
B. took, climbed
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