I was just talking to Mary when Jack _____
| A．cut in | B．cut down | C．cut out | D．cut up |
I have no one ____ me, for I can deal with it all by myself.
| A．to help | B．to have helped | C．help | D．helped |
_____ important thing in life is to have a great aim, and ______ determination to attain it.
| A．An ; 不填 | B．A ; the | C．The ; the | D．The ; 不填 |
The skirt __________ she spent 50 yuan is very beautiful on her.
| A．in which | B．on which | C．for which | D．which |
I’ve read all the books ______you gave me.
| A．who | B．whose | C．whom | D．that |
Only when Michael had his own child ____ making a kid grow up healthily was too hard.
| A．he realized | B．had he realized |
| C．did he realize | D．he had realized |