.—Was _________________ problem solved? —We were trying to think of _________________ way out, but it was difficult to find one.
If you go to the wildlife park, you will find the places there more dangerous than commonly_ __.
一I'm afraid I have to leave now, for you see, he is waiting for me. ----Well, if you_ , at least wait till the heavy rain stops.
He says difficulty you meet with in your work, you can turn to him for help
CT is really useful invention, with which doctors can find out what's wrong with a patient more easily.
一I wonder if I could use your cell phone. — . It is on the desk next to you.