6.    Be a Buddy has          education for street children. 
        A. given    B. spent    C. provided    D. helped
    7.    He          books for poor children for years.
        A. has collected    B. collects    C. is collecting    D. collected
    8.    Linh often uses her headphones when she listens to music          her parents don’t like loud noise. 
        A. so    B. but    C. because    D. and
    9.    Ngoc loves          outdoors with trees and flowers.
        A. to be    B. be    C. being    D. A & C
    10.    I think 10 years from now more people          going to work by bicycle. 
        A. to enjoy    B. will enjoy    C. enjoying    D. enjoy