“How do you deal with the disagreement between the company and the customers?” “The key ______ the problem is to meet the demand ______ by the customers.”
| A．to solving, making | B．to solving, made | C．to solve, making | D．to solve, made |
I hope that the little ________ I have been able to do does good to them all.
| A．which | B．what | C．that | D．when |
I hope that the little ________ I have been able to do does good to them all.
| A．which | B．what | C．that | D．when |
There are several research centers in China ________ a certain disease called Bird Flu is being studied.
| A．which | B．where | C．when | D．what |
The treatment will continue until the patient reaches the point ________ he can walk correctly and safely.
| A．when | B．where | C．which | D．whose |
October 15 th is my birthday, ________ I will never forget.
| A．when | B．that | C．what | D．which |