The old woman felt disappointed for she got nothing in _____ for her kindness.
| A．pay | B．reward | C．award | D．prize |
His lack of professional knowledge _______for the failure of the experiment.
| A．accounted | B．explained | C．counted | D．contributed |
Not believing their eyes, the visitors on the spot _______ the flying plane, doing some most difficult and dangerous tricks in the sky.
| A．glared at | B．stared at | C．glanced at | D．caught sight of |
Many festivals are held _______ our ancestors for their contribution to the world.
| A．in honor of | B．in the honor of | C．in memory to | D．in the memory of |
She promised to ______ at the 
meeting but she didn’t ______.
| A．turn up; keep her word | B．present; keep her promise |
| C．attend; turn up | D．appear; keep her words |
In order to win back the customers, the owner of the restaurant decided to sell his food ____.
| A．in a discount | B．with discount | C．at a discount | D．for a discount |