单项选择题
The new manager has greatly changed the company______he...
单项选择题The new manager has greatly changed the company______he took over the position.
I agree to the idea______our staff should use recycled(...
单项选择题I agree to the idea______our staff should use recycled(再生的)paper to save money.
We have got to______a new way to solve this problem.A.t...
单项选择题We have got to______a new way to solve this problem.