The doctor will not permit mother up __________ her leg is better.
| A．if | B．until | C．when | D．unless |
There is no doubt ______ international cooperation is key to ______ with cybercrime, as Vinton Cerf has said that the problem of cybercrime is _______ huge that it requires UN to form a special agency to act as an international referee or steward.
| A．whether ; doing ; so | B．that ; dealing ; so |
| C．whether ; dealing ; such | D．that ; doing ; such |
--- Shall we go to Xufu Cultural Fair right away?
--- ______.
| A．It’s your opinion | B．I don’t mind | C．That’s your decision | D．It’s all up to you |
I had wanted to help you last night but I couldn’t spare any time, for I ______ a composition which I have to hand in this morning.
| A．wrote | B．was writing | C．had written | D．have written |
Communication along with information industry __ an important part in modern times.
| A．play | B．plays | C．have played | D．are playing |
This group of designers ______ a plan for the project of the company.
| A．drew up | B．sent up | C．set up | D．turn up |