We found him（)in the laboratory.A. workB. workingC. to work

听力原文：W: I found an expensive diamond necklace in the rest room this morning.M: If I we

What is the main purpose of the lecture？A．To discuss recent innovations in laboratory equi

Whether we help him or not, he will succeed. The italicized part functions as a（n)______in

In the sentence "We found it impossible to get everything ready in such short time" , the

The food in this restaurant is______. We couldn t have found a better place.A．too hardB．so

He （) in the laboratory the whole morning.