Obama is ____________ the first black president of the USA.
A. known as B. known of
C. known for D. known to
——________do you go to the dentist?
——Let me see, twice a year, maybe.
| A．How many | B．How much |
| C．How often | D．How soon |
——Did you do __________ on vacation?
——Not really. I just stayed at home and helped mom.
| A．something special | B．anything special |
| C．something serious | D．anything serious |
——He can write well.
——He_____, but he doesn’t. He’s too lazy.
| A．must | B．mustn’t |
| C．can | D．can’t |
If you know the pronunciation of the letter “a” in the word “cake”, do you know how to read “haze”?
| A．／heiz／ | B．／hæz／ |
| C．／hз:z／ | D．／hΛz／ |
—Nice to meet you!—_______
| A．Thank you! | B．How do you do? |
| C．Nice to meet you, too! | D．The same to you! |