He got ____ when he tried to save the child from the ___ house.
| A．to burn, burning | B．a burn, burnt | C．burning, burned | D．burned, burning |
My uncle’s house in the downtown area is much smaller than ours , but it is twice _______ expensive . 
| A．as | B．so | C．too | D．very |
—You speak very good French!
—Thanks. I __________ French in Sichuan University for four years. 
| A．studied | B．study | C．was studying | D．had studied |
The teacher together with the students ________ discussing Reading Skills that ________ newly published in America.（）
| A． | are; were | B． | is; were | C． | are; was | D． | is; was |
Not until I came home last nightto bed.
| A． | Mum did go | B． | did Mum go | C． | went Mum | D． | Mum went |
-Why don't we choose that road to save time?
-The bridge to it.
| A． | has repaired | B． | is repaired | C． | is being repaired | D． | will be repaired |