—How long do you think it is ________ he arrived here? —No more than half a year, I believe.
Don’t be so upset. It won’t be ______ your children can return to school again.
— Tomorrow is John’s wedding ceremony. Have you got any idea ______ it is to be held? — I’m not informed yet.
Don’t try to cheat the taxman(税务人员); you’ll never ______it.
I think I will never make a teacher because I’m a man with little .
Nuclear science should be developed to benefit the people harm them.