To my delight, the students are recycling many things they ______ away in the past.
| A．were throwing | B．will be throwing |
| C．had thrown | D．would have thrown |
—How about ___ Christmas evening party?
—I should say it was ___ success.
| A．a; a | B．the; a | C．a; 不填 | D．the; 不填 |
I looked under____bed and found____book I lost last week.
| A．the; a | B．the; the | C．不填；the | D．the; 不填 |
The practice of hanging clothes across the street is a common ___ in many parts of the city.
| A．look | B．sign | C．sight | D．appearance |
Theboxofrubbers____white.
| A．is | B．are | C．be | D．were |
Noneofthatmoneyonthetable____mine.
| A．is | B．are | C．been | D．were |