A.stroll
B.stove
C.lose
D.noble

A．They take a completely-free bus service.
B．They experimented a very cheap bus service.
C．Part of the street is for buses only.
D．They closed the streets to cars.

A. How old are they
B. What does he do
C. and brothers
D. but no brothers
E. What do they do
F. is studying
G. Does she work
H. She is a lawyer