The World Health Organization gave a warning to the public without any ______when the virus of H1N1 hit Mexico in April, 2009. 
| A．delay | B．effort | C．schedule | D．consideration |
He caught the train with a few minutes _______.
| A．spared | B．sparing |
| C．to spare | D．spare |
The supermarket _______ that the customer should pay for the damage.
| A．demands | B．requires |
| C．requests | D．needs |
Don’t be afraid of asking for help _______ it is needed.
| A．unless | B．though |
| C．although | D．when |
——Mr Smith looks rather a kind man.
——But in fact he is cold and hard on us. You ____ believe it!
| A．shouldn't | B．wouldn't |
| C．mustn't | D．needn't |
I spent five hours repairing the car. The work was ____ simple.
| A．nothing but | B．anything but |
| C．something of | D．all except |