Soon all the people at the meeting_____ on the discussion of developing the
local education.
| A．collected | B．concentrated | C．agreed | D．concerned |
How pleasant the picture is to _______！
| A．be looked | B．for looking at | C．looking at | D．look at |
-What did you think of ______ president?-I didn’t care for him at first，but after ____ time I get to like him.
| A．the; a | B．/; the | C．the; the | D．/; a |
Last term our maths teacher set so difficult an examination problem _____ none of us worked out.
| A．that | B．as | C．so that | D．which |
How pleased the detective was _____ what his customer told him!
| A．hearing | B．heard | C．to hearing | D．to hear |
Mrs. Brown was much disappointed to see the washing machine she had _____ went wrong again.
| A．it repaired | B．to be repaired | C．to repair | D．repaired |