在可变分区存储管理下,按地址排列的内存空闲区为10KB、4KB、20KB、18KB、7KB、9KB、12KB和15KB。对于下列的连续存储区的请求:①12KB、10KB、9KB,②12KB、10KB、15KB、18KB。试问:使用首次适应算法、最佳适应算法、最差适应算法和循环首次适应算法,哪个空闲区被使用?
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Collocation is a key part of learning vocabulary. WHich is the incorrect collocation?
A. Do the washing
B. Make a mess
C. Make dressed
Awareness of connotation is also a key aspect when learning vocabulary. What is the appropriate connotation for the word "Lazy"
A. Positive
B. Neutral
C. Negative
Seeing new words in context is important when learning vocabulary. What does this help you identify about a word?
A. Frequency
B. Synonyms
C. Usage
Which is NOT a recommended techinique for recording new vocabulary?
Alphabetical lists
B. Mind-maps
C. Word cards