Mary __________ to school on foot every morning.
A.go B.goes C.went D.will go
—__________ she sing English songs?
—Yes, she can.
A.Can B.Must C.Need D.Should
Amy can help her mother ________housework.
A.with B.to C.for D.in
Follow the teachers' instructions, __________ you may get hurt when exercising.
A.so B.or C.but D.and
My grandmother often takes a walk early ________the morning.
A.at B.on C.in D.for
My mother is busy these days, so I often help _____________with housework.
A.her B.him C.me D.you