--Shigu Park is beautiful! --Yeah, there __ many visitors every year. A. is B. are C. has
Don’t _____ your hands from the window when you are on a bus.
Maria has _____ trouble _____ math, so she often asks her math teacher for help.
Teachers should _____ their students to practice _____ English as much as possible.
China takes the leading position _____ space industry.
I spend much money on books _____ I am not rich.