Everyone will go through life's stages of ups and downs, ________ selfrespect plays a key role in the maturity(成熟) of a person.
| A.when | B.which | C.as | D.that | 
________________ the great achievements of the science, what we’ve done is nothing.
| A.Compared with | B.Comparing to | 
| C.Compared by | D.Comparing with | 
_________________ and you will succeed in time, I dare say.
| A.To make more efforts | B.Making more efforts | 
| C.Make more efforts | D.Made more efforts | 
He _____________ computer games so he has fallen behind at school.
| A.is satisfied with | B.is related to | 
| C.is connected with | D.is addicted to | 
As soon as he comes back, I’ll tell him when ________ and see him.
| A.you will come | B.will you come | 
| C.you come | D.do you come | 
Only thirty percent of the graduates _____ state-run companies.
| A.have a talent for | B.finds a position | 
| C.belongs to | D.have access to |