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【单选题】
下列物质，具有“两亲性”的是（ ）A.
肥皂
B.
-COOH
C.
奶油
D.
癸烷
E.
-SO 2 OH
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【简答题】根据我国有关法律、法规的规定，劳动者不必缴纳保险费险种有()。
【单选题】The rich lady dedicated 500,000 dollars to the organization. ______, she offered to become a member of it.
A.
Furthermore
B.
Further
C.
Anyway
D.
Therefore
【单选题】--- One of the Fortune Global 500 companies offered her a position, but she refused. ---_________ ? It is a very good chance.
A.
Guess what
B.
So what
C.
Who cares
D.
But why
【单选题】She offered a (an) ______ 500 yuan for the return of her lost wallet because there are many important things like ID card and keys in it.
A.
prize
B.
award
C.
charge
D.
reward
【单选题】I was offered $500 for my old car but its ______ is much higher.
A.
valueless
B.
value
C.
valuable
D.
invaluable
【单选题】They offered me this expensive wine but frankly ______ I had had beer.
A.
I’d better
B.
I’d prefer
C.
I’d rather
D.
I’d like
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