Keeping on doing good deeds brings us peace of mind, ________ is important for our happiness.
---I’m going to Beijing next week. Do you have anything ______to your son? ---No,thanks.
Through the reform, the economic situation of China ______ much better than it used to be.
Frank studied _____English language in London for four years, so he gets ____ good knowledge of London.
You won’t be able to see him because he ______ a meeting in Suzhou when you arrive.
. Some evidence threw doubt on ______ he had lent the money to the defender.