_______ great fun it is to fly in a balloon!
| A．What | B．What a | C．How a | D．How |
—What do you usually do at weekends？
—I often practice________English．
A．speak
B．to speak
C．speaking
—Susan，would you like to go hiking with us this afternoon？
—I’d love to，but I________study for a test．
A．may
B．have to
C．can
Students can’t________music in the hallways．
| A．listen |
| B．hear |
| C．listen to |
| D．hear to |
Jack，________，or you will get heavier．
| A．doesn’t play sports any more |
| B．doesn’t eat so much meat |
| C．don’t play sports any more |
| D．don’t eat so much meat |
Tom has just finished writing a________article．
| A．nine-hundred-words |
| B．nine-hundreds-word |
| C．nine-hundred-word |
| D．nine-hundreds-words |