______ carefully，please! Look at the road sign．There is a school ahead．（ ）
A．DriveB．To driveC．Driving
A new park ________ in our hometown next year．
Really？Our hometown must be more beautiful．（ ）
A．will buildB．will be built
C．is built
One of my friends _____ moved to America，I miss her so much．（ ）
A．hasB．haveC．are
Must I clean the room now，Mom？
No，_________．（ ）
A．you mustn'tB．you needn't
C．you can't
She said she hoped ______ her daughter．（ ）
A．to seeB．you to seeC．seeing
_______ do you visit your grandfather？
Once a week．（ ）
A．How manyB．How soonC．How often