You______be tired—you've only been working for an hour．
| A．must not | B．won't | C．can't | D．may not |
The USA shows great concern _______ human rights of all other countries, which is a laughing stock, _______ the many cases of blacks being maltreated in their own country.
| A．about ; of | B．to; relating to |
| C．for; concerning | D．with; including |
--- How old can you guess your new English teacher is?
--- It’s hard to say．But I guess him to be _________ between 35 and 40.
| A．anything | B．anywhere | C．anybody | D．anyway |
He is a newcomer in the team, but I have the __________ that I’ve seen that man before.
| A．function | B．impression |
| C．comprehension | D．association |
--- Most people say that all ads don’t play tricks on them.
---_______．Some are beneficial and encouraging.
| A．You can say it again． | B．You have me there. |
| C．You don’t say． | D．You got it. |
Public service ads, also PSAs, often _________ for free, _________ to educate people about health, safety or any other problem that affects public welfare.
| A．run; meant | B．are run; are meant |
| C．are run; mean | D．run; are meant |