I＿＿＿＿＿＿Professor Jones had taught me this question.
| A．believe | B．deeply think | C．wish | D．suppose |
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 |
Science and technology are developing ______ quickly that some new electronic products are out-of-date within several months.
| A．very | B．so | C．such | D．too |