smooth
| A．youth | B．strength | C．thunder | D．worthy |
Susan always thinks highly of her role in that film, makes others upset.
| A．where | B．who | C．that | D．which |
Once new difficulties _____ in our new job, we should learn to use our brain to deal with it.
| A．rise | B．arise | C．raise | D．come |
— There is a book on the grass. Whose book is it?
— It Mike. Look, his name is on the front cover.
| A．belonged to | B．is belonging to |
| C．is belonged to | D．belongs to |
Only when they were put in prison and lost freedom(自由) _________ its importance.
| A．they realized | B．did they realize |
| C．realized they | D．had they realized |
The Internet is a very useful invention for us, ______ we can do lots of things at home.
| A．with which | B．with it | C．for which | D．for it |