【单选题】Researchers have known that secondhand smoke can be just as dangerous for nonsmokers as smoking is for smokers, but now there's fresh evidence quantifying just how hazardous the after-burn from cigare...
A.
smokers from different parts of the world
B.
smokers from different states in the United States
【简答题】SECTION B ENGLISH TO CHINESE Directions: Translate the following text into Chinese. Cell phones may help busy executives keep in constant touch with important business associates, but they may also in...
【单选题】There are a number of formats for reporting research, such as articles to appear in journals, reports addressed to funding agencies, theses or dissertations as part of the requirements for university ...
【简答题】Can you write the main idea of this paragraph?__________________ 1) Every surgery poses risk, as doctors will inform you, but in most cases, it's a necessary one. 2)The benefits of going under the kni...
【简答题】Directions: In this part, you
will read a passage followed by some questions or unfinished
statements. For each of them there are four choices marked A), B), C)
and D). You should decide on the ...