We observed some young men __________into the building at 11：00 last night.
| A．to slip | B．slipped |
| C．slipping | D．being slipped |
Although he 's wealthy，he spends___ on clothes.
| A．little | B．few | C．a little | D．a few |
Our manager allowed _______to take a holiday next week.
| A．you and I | B．yourself and me | C．I and you | D．you and me |
The teacher gave the books to all the students except _______who had already taken them.
| A．ones | B．some | C．the ones | D．the others |
She heard a terrible noise, ______ brought her heart into her mouth.
| A．it | B．which | C．this | D．that |
It was great joy he received the news that his long lost son would return home
| A．as | B．that | C．so | D．for |