He made another wonderful discovery, ____ of great importance to science.
| A．which I think is | B．which I think it is | C．which I think it | D．I think which is |
His failure in the exam was expected. ________, it was still very disappointing.
| A．Nevertheless | B．Furthermore | C．Besides | D．Therefore |
My uncle, who _______ in Paris for 6 years, now teaches French in a famous domestic university.
| A．have lived | B．lived | C．was living | D．had lived |
— Mr. Smith never means what he says．I dislike him．
— ______________, as the saying goes．
| A．A single flower does not make a spring |
| B．A still tongue makes a wise head |
| C．A man of words and not of deeds is like a garden full of weeds |
| D．Actions speak louder than words． |
— Do you mind if I close the window?
— _______. We should let in more fresh air．
| A．Yes, go ahead． | B．Of course not |
| C．I would like to close it | D．I’d appreciate it if you didn’t |
The man should be excused because he caused the damage _______．
| A．deliberately | B．unintentionally | C．meaningfully | D．determinedly |