Before the final examination,many students have shown of tension.Some have trouble in sleeping while others have lost their appetite(胃口).
—Did you find the missing couple in the mountain yesterday? —No, but we ________ to get in touch with them ever since.
—Such a mistake could have been avoided. —Unfortunately, he ________ the mistake again and again.
The student didn’t pay any attention to the lecture; he ________ of something else.
At the time of the earthquake Jeff was still in his office. He ________ to finish a project before he left for the day.
We ________ to go skiing tomorrow,but there’s no snow,so we’ll just stay home instead。