Topics: Verb Tense
Is the verb tense past perfect, present perfect or future perfect? ‘The astronomer has observed the comet through the telescope.’
A. Past perfect
B. Present perfect
C. Future perfect
D. Simple past
Select your answer:
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Article › ViewThe article “an” is used…
A. before using action words.
B. before a singular noun beginning with a vowel sound (a,e,i,o,u)
C. before any noun.
D. before a singular or plural noun, noun is known to the reader.
Present Perfect Tense › View
You have ____ a pet for three years.
A. Kept
B. Keeps
C. Keeping
D. Keeped