It’s very important for a student to ___ a good state of mind while taking the college entrance examination.
A keep out B keep on C keep up D keep off
Only when I left my parents for Italy ______ how much I loved them.
| A．I realized | B．I had realized | C．had I realized | D．did I realize |
_____ the days and months went by, things were getting worse and worse.
| A．With | B．As | C．When | D．While |
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 |
We feel _____ our duty to make our country a better place.
| A．it | B．this | C．that | D．one |
He hurried to the booking office only _____ that all the tickets had been sold out.
| A．to find | B．found | C．finding | D．find |