Collocations with memory

Choose the appropriate answer

? Which of the following is a common collocation that describes

 N1. a very upsetting memory

a very tearful memory
a hurtful memory
a painful memory

 N2. a very clear and detailed memory

a sharp memory
a graphic memory
a vivid memory

N3. A memory that is not clear, from a long time ago

an indistinct memory
a foggy memory
a dim memory

? Which word best completes the sentence

N4. I __________ many happy memories of the years I spent in Boston

know
remember
have

N5. When I returned to the village, it __________ so many memories of my childhood

called back
brought back
bought back

: Answers

N1. a painful memory
N2. a vivid memory
N3. a dim memory
N4. have
N5. brought back