____ to teaching, as we know, contributes to his popularity with his students.
| A．To devote | B．Devoted | C．Being devoted | D．Devoting |
The talk between the two leaders was aimed at ending the long of war between the two countries．
| A．sense | B．state | C．case | D．condition |
I have been working with Lily for years, and never before her so serious!
| A．I found | B．I have found | C．did I find | D．have I found |
—Andy works hard．
—So he does．He is often seen _____ heavily before his teammates have even arrived at practice．
| A．to be sweated | B．sweated | C．be sweated | D．sweating |
—Have you________ Betty yet?
—Not really．She won’t forgive me for having told her lies．
| A．put up with | B．come up with | C．made up with | D．kept up with |
Don’t touch _______ live wire, or you will get _______ shock．
| A．the; the | B．the; a | C．不填; a | D．不填；不填 |