Why not go to the zoo with us?（改为同义句）
Why _____  ______go to the zoo with us?
David was doing his homework yesterday evening.(改为一般疑问句)
______  David ______ his homework yesterday evening?
I clean my room twice a week.(对画线部分提问）
do you clean your room?
I don’t know how to get to the park. (改为同义句）
I don’t know                           to the park.
Did he use up his money? (做否定回答）       ，he        .