The word which in the passage refers to
A．tale
B．Scandinavia
C．manuscripts
D．Old English

In India, if you cannot use your right hand for the time being,______.
A．you can pass food with your left hand
B．you can pass food with the help of your left hand
C．you'd better not pass food
D．you'd better leave the table

What is the main purpose to the talk？
A．To test the students' ability to understand chemistry
B．To explain different kinds of chemical processes
C．To list the jobs available to chemistry graduates
D．To introduce the students to the study of chemistry

Which of the following can be inferred from the passage？
A．Greater percentage of women are advancing professionally in the US than previously.
B．Professional men refuse to accompany their female colleagues on business trips.
C．Each year there are more female tourists in the United States.
D．Business women become successful by showing a willingness to travel alone.

In this passage, what advice does the author have for married women？ __
A．Stay home and take care of their family.
B．Encourage their husband and kids to be happy and have fun while they are away.
C．Help their family learn to prepare food for themselves.
D．Have their whole family take cooking classes together.

According to the professor, why is chemistry sometimes called the central science？
A．Chemistry courses are the most difficult．
B．Chemical processes occur all around us．
C．Chemistry students have high status．
D．Chemists study how to control diseases．