“Charley Oakley, ______ NBA All-star, hasn’t missed ______ game in the past three years.” “I can hardly believe it.”
| A．an; the | B．a; the | C．the; a | D．an; a |
. Don’t promise anything _____ you are one hundred percent sure.
| A．if | B．after | C．in case | D．unless |
You _____ tell him. He is fully aware of the danger.
| A．mustn’t | B．don’t need | C．needn’t | D．can’t |
_____ his ability of speech, he has made use of each chance.
| A．To improve | B．Improving | C．Being improved | D．Improved |
People pay ______as to the content of your speech.
| A．so much attention to your voice | B．as much attention to your voice |
| C．much attention to your voice | D．attention to your voice much |
____ I paid a visit to this scenic spot, I was deeply attracted by its beauty.
| A．The first time | B．At the first time |
| C．For the first time | D．At first |