The students were all ___after they heard the ____story.

—Do you have any idea why Mark is leaving?—No. In fact，everyone is _________about it. 

It’s a big task.I don’t think he __________ can finish it before 5 pm.

 While sometimes it’s necessary to have phone calls in public, loud phone conversations are not so     .

.After the new technique was introduced the factory produced _______cars in 1994 as the year before.