单项选择题
A．a few B．a little C．little D．no
A．the opinions of famous people B．a vivid word picture C．an example D．a firsthand story
A．Food for astronauts must be made in a special way. B．All meat on earth comes in bite-sized pieces. C．Astronauts will only eat cakes made from crambs. D．Astronauts have to go hungry in a spaceship.