They made many records, _____ they will always be remembered.

A large number of students planting trees now, the number of the students 2000.

Do you have any plan for this summer vacation, Mary?— Sure, I’ d like to be a volunteer and help to ______ the Central Park.

Mike went boating with his friends last weekend. They ______ a good time.

Excuse me, when you the girl over there? —Last year in Beijing. And I her for about one year.