_________ needs further discussion whether we'll build a laboratory or not.
| A．The matter | B．He | C．It | D．We |
Most of us, if we know even a little about where our food comes from, understand that every bite put into our mouths was alive.
| A．steadily | B．instantly |
| C．formerly | D．permanently |
How would you like if you were watching your favorite TV program and someone came into the room and just shut it off without asking you?
| A．them | B．one | C．those | D．it |
We tend to have a better memory for things that excite our senses or our emotions than for straight facts.
| A．block off. | B．appeal to |
| C．subscribe to | D．come across |
Most people work because it’s unavoidable. , there are some people who actually enjoy work.
| A．As a result | B．In addition |
| C．By contrast | D．In conclusion |
a single world can change the meaning of a sentence, a single sentence can change the meaning of a paragraph.
| A． | Just as | B． | Even though |
| C． | Until | D． | Unless |