16. This experiment turned out to be____failure, but, as we know, success often comes after___failure.
| A．a; \ | B．a; a | C．\; \ | D．\; a |
Would you please tell me the quickest way _______ English well?
| A．to learn |
| B．of learning |
| C．how to learn |
| D．both A and B |
_______ in a white uniform, he looks more like a cook than a doctor.
A Dressed
B. To dress
C. Dressing
D. Having dressed
When _______help, one often says ‘Thank you. ‘or 61t's kind of you.'
A offering
B. to offer
C. be offered
D. offered
Both the concerts will be broadcast _______ at the same time.
| A．live |
| B．alive |
| C．living |
| D．lively |
He made a speech at the conference, _______folk music.
| A．hearing from |
| B．thinking of |
| C．carrying on |
| D．dealing with |