_________a written permission, he had to write another letter to the president of the university.
| A．Not giving | B．Not having been given |
| C．Having not given | D．Having not been given |
If the teachers want to buy _____, it will take the university much money.
| A．such good equipment | B．such good equipments |
| C．so good equipment | D．so good an equipment |
You will ______ sooner or later if you keep working like that.
| A．break off | B．break down | C．break into | D．break out |
In the USA, the students who study business is more than _______ those who study agriculture.
| A．as many as ten times | B．as ten times than |
| C．ten times as many as | D．than ten times |
—— Ann is in hospital.
____ Oh ,really? I ______ know. I ______ go and visit her.
| A．didn’t, am going to | B．don’t , would | C．don’t, will | D．didn’t, will |
－I thought I’d try to repair the car myself.
－______ ! You know nothing about the car.
| A．That’s all right | B．You can’t be serious |
| C．I couldn’t agree more | D．Nothing serious |