According to the police, their conclusion about the case was based on the _______ from several prisoners, so it was reliable.
| A．identity | B．evidence |
| C．forecast | D．outline |
No matter how bright a talker you are, there are times when it’s better _____ silent.
| A．remain | B．be remaining | C．having remained | D．to remain |
The development of industry has been ____ gradual process throughout ______human existence, from stone tools to modern technology.
| A．/, the | B．the, a | C．a, / | D．a, a |
---Is there anything else to discuss?
---________, I guess.
| A．Not at all | B．No, that’s all | C．Yes, I’m sure. | D．Yes, of course. |
It is a general rule that children’s games and books seek to teach and ______ at the same time.
| A．satisfy | B．appreciate | C．entertain | D．content |
We should admit the fact that some families still can not afford their children going to school education, university ________.
| A．in particular | B．in expectation | C．in charge | D．in certainty |