— Who taught ________ Japanese ? — I learned it by _________. A. you ; myself B. your ; me C. yourself ; myself
—________ does it take you to walk to school?—About 20 minutes.
—Do you go there by bike ________ by bus?—By bike.
What do you ________ the workers in the factory?
—________ do you usually go to school,Simon?—By bike.
Do you know ________?