30. My parents have promised to come to see me before I _____ for Africa. 
| A．have left | B．leave | C．left | D．will leave |
—___, sir?
—Yes, we’ll have tomato soup, roast beef and potatoes．
| A．What would you buy | B．What can I do for you |
| C．Do you enjoy your meal | D．Ready to order now |
--- Did you have a wonderful time at the ball last night?
--- __________! I’ve never had a more wonderful time all my life.
| A．You bet | B．No problem | C．Don’t mention it | D．That’s right |
His oversight of the danger that resulted in two deaths and five wounded in the expedition was _________ criminal.
| A．no less than | B．not less than | C．nothing less than | D．less than |
The film “Let the Bullets Fly” ______ a great success and ______ a large profit to the cinema.
| A．appreciated; took up | B．enjoyed; brought in |
| C．won; accounted for | D．seized; cut down |
--- The task is challenging and demanding. Who do you think can make it?
--- _______ my partner have a try? I think she is the right person to do it.
| A．Will | B．Might | C．Should | D．Shall |