__________ the experiment right, I tried again and succeeded.
| A．Not having done | B．Having not done | C．Not doing | D．Not done |
Leaves are found on all kinds of trees, but they differ greatly _______ size and shape.
| A．on | B．from | C．by | D．in |
He began to take political scienceonly when he left school.
| A．strictly | B．truly | C．carefully | D．seriously |
. I can’t say which wine is best—it’s a (n) __________ of personal taste.
| A．affair | B．event | C．matter | D．variety |
Surely it doesn’matter where the student associations get their money from; whatis what they do with it.
| A．counts | B．applies | C．stresses | D．functions |
---May I ask for a leave,sir?
---sorry,the meeting ____ __ no absence.
A:admits B:admits of C:admits to D:admits about