—Was ________ problem solved?—We were trying to think of ________ way out, but it was difficult to find one. 

Li Lei ______ English when he was in Canada. Now he can speak it freely.

They _____a lot through group work on the sports field.

The police ___ him of stealing a car and put him into prison.

Here we introduce some of the best places to view spring flowers. So ________  some spring clothes and go to catch a glimpse of the true wonders of the season.