I've never （）him before.

单项选择题He says that he will （）to me in three days.

A. return the money
B. return back the money
C. get the money back
D. pay back the money

单项选择题— How can I go to the supermarket, Paul — （）bike. It's not far from here.

A. On
B. By
C. In
D. With

单项选择题— Hi, Ella, which is the （）street in your city — High Street. Many people go shopping there.

A. busier
B. quieter
C. busiest
D. quietest

单项选择题David often （）to the movies on weekends. He likes action movies.

A. will go
B. goes
C. went
D. was going

单项选择题信息加工学习理论的创始者是( )。