The reason for his success is ______ he worked very hard.
| A．that | B．why | C．whether | D．how |
Jim didn’t come back untill 12 last night, so his father very late waiting for him.
| A．stayed up | B．stayed away | C．stayed over | D．stayed ahead |
She brought with her three friends, none of I had ever met before.
| A．them | B．who |
C．whom | D．which |
The how-to book can be of help to wants to do the job.
| A．whoever | B．no matter who | C．whomever | D．who |
News came from the school office Wang Lin had won the first prize in the national competition.
| A．which | B．what | C．that | D．where |
Michael’s new house is like a huge palace, with his old one.
| A．comparing | B．compared | C．to compare | D．compares |