Some researchers believe that there is no doubt___ a cure for AIDS will be found.
| A．which | B．that | C．what | D．whether |
The treatment will continue until the patient reaches the point _______he can walk safely.
| A．what |
| B．where |
| C．which |
| D．how |
--- How can you keep slim as a mother of two?
--- I have been _______in the gym for years.
| A．working out |
| B．carrying out |
| C．getting out |
| D．giving out |
He has spent I think a lot _______time in reading than she has.
| A．of |
| B．more |
| C．much more |
| D．of much more |
You say he works hard; so he does,and_______.
| A．so are you |
| B．so do you |
| C．so did you |
| D．you do so |
I will never know what was on his mind at the time,and nor will_______．
| A．anyone |
| B．anyone else |
| C．no one |
| D．no one else |