leaving　6.in　7.could 8．as/though　9.where　10.to

Ⅱ.单句改错

　　1．Thanks for him, I have made rapid progress in English.

　　________________________________________________________________________

　　2．He volunteered to helping the passengers injured in the traffic accident.

　　________________________________________________________________________

　　3．I think you'd better get your hair be cut.

　　________________________________________________________________________

　　4．I together with my parents go to the supermarket every several days.

　　________________________________________________________________________

　　5．He bend over to pick up the paper from the floor.

　　________________________________________________________________________

　　6．He took this for granted that you have read this book.

________________________________________________________________________