The rights of the __________ (个人)are considered to be the most important in a free society.
_____(生物化学)is very popular in science today.
The _____(本来的) owner of the house was the Duke of Wellington.
Some scientists like to e______ with small white mice.
Last year my brother g______ from Beijing University and found a job there.
With new technology used in a__________ more crops are produced.