[ Tenses ]
They ______ a significant breakthrough in their research last month.
A. was achieving
B. have achieved
C. achieved
Select your answer:
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Verbs - third person › ViewChange the verb in the third person: “Sleep”
A. Sleepes
B. Sleeps
C. Sleepies
D. Sleep
Vocabulary › View
Although the crystal appeared to be a diamond, careful examination revealed that it had no _____ value.
A. propitious
B. munificent
C. anathema
D. intrinsic