____computers are of great benefit to the development of science and technology.
That year his total income, with his reward , 12,000 yuan.
----Are you happy with this laboratory? ----Not a little. We can’t have _________.
Some companies have introduced flexible working time with less emphasis on pressure ____.
From Mum’s love, patience and understanding, I have learned what a huge responsibility ___ is to raise a child.
–Who has broken the window in my room? --Who else ___ it but your naughty son!