Teachers should allow their students to study ________ from the start, and it is bound to result in their ability to deal with problems on their own.
| A．theoretically | B．socially |
| C．optionally | D．autonomously |
Tom was running out of time in the exam, but there still remained several questions_________.
A. to be answered B. to answerC. answered D answering
If you need any more paper, I'll bring you_________.
| A．one | B．ones | C．some | D．it |
An economist is____________expert who will know tomorrow why_________things he predicted yesterday didn't happen.
| A．the; \ | B．the; the | C．an; the | D．an; \ |
Having said goodbye to their friends, they ______________for home.
|
Why not get some work experience first ______ go straight on to university?
| A. other than |
B.. more than |
C rather than |
D. less than |