He's so careless that he always _______ his school things at home.
| A．forgets | B．leaves | C．put | D．buys |
28. The firm invested approximately 60 million dollars in________it says is the world’s largest bottle-bottle recycling plant.
| A．that | B．where | C．what | D．How |
27. Little Anna's parents walked slowly, one after________, through the shallow water of a stream to search for her lost bag.
A. the other B_ another C. other D. Others
26. The website is very_____with young people, who like its content and style.
| A．familiar | B．popular | C．similar | D．Interested |
25. You should______your stupid ideas, otherwise you’ll regret in the future.
| A．put down | B．put away | C．put aside | D．put out |
24. I was spending my holidays at the time, so I have no idea how it________
| A．was happening | B．happened | C．happens | D．has happened |