131.Much_______the young couple needed money to make the down payment for the apartment,they wouldn’t ask their parents for help.

　　A.although　 　B.as　 　　C.even if　 　D.while

　　132.I have kept the photo____I can always see it,as it reminds me of the days when I studied in Britain.

　　A.at which B.when C.where D.at the place

　　133._____your essay carefully before you hand it in, some mistakes can surely be avoided, I think.

　　A.Having checked B.Check C.As long as you check D.While checking

　　134.I would appreciate it ______you can help me with my English this afternoon.

　　A.because B.until C.when D.if

　　135._____he has limited technical knowledge,the old worker has a lot of experience.

　　A.Since B.Unless C.As D.Although

　　136._____ you’ve tried it,you can’t imagine how pleasant it is.

　　A.Unless B.Because C.Although D.When

　　137._________,Jack can never catch up with Tom in the study of English.

　　A.However he tries hard B.No matter how hard he tries

　　C.No matter how he tries hard D.As hard he tries

　　138._________ was 1998 _________ I graduated from the university.

　　A.It;when B.It;that C.That;when D.That;that

　　139.The other day,I found my banknote________ I had left some weeks before.

　　A.that B.which C.where D./

　　140.My grandpa sowed the flower seeds in the garden__________ it was the best time for them to grow.

　　A.where B.when C.that D.until