I’ve worked with children before,so I know what _________ in my new job.
| A.expected | B.to expect | 
| C.to be expecting | D.expects | 
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 |