单项选择题

Mosquitoes are only means of （）of malaria.

A. transference
B. transformation
C. transition
D. transmission

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单项选择题

He is the only person who can（）in this case because the other witnesses were killed mysteriously.

A. testify
B. charge
C. accuse
D. rectify

单项选择题

Harry likes eating very much but he isn’t very ______ about the food he eats.

A. special
B. particular
C. peculiar
D. unusual

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