Could I have a word with you，mum?—Oh，dear，if you ________.

I believe that human cloning is wrong. If we toy with nature, we will have to deal with the _______.

_______ fine day it is today!— Yes, the sunshine is_______ beautiful that I’d like to go hiking in the field.

227 It is necessary that the question_______ at once

Why would some workers in Foxcon die __________ continue working in the factory —Psychologists say they are under too much pressure.