When he realized the police had seen him, the man_____the exit as quickly as possible.

The visiting professor _____ giving lectures to students ______ invited to meetings at times.

----Has Mr lee arrived? ---No, but it is already 9 o’clock. He should ____at any time.

When you retell stories, you can ____ the unimportant details.   

After having some alcohol, drivers tend to       speed when passing streets with less people.