[简答题]I can’t remember where I have seen him.

[单项选择]As we have seen, propaganda can appeal to us by arousing our emotions or（　）our attention from the real issues at hand.
A. retaining
B. sustaining
C. distracting
D. obscuring

[单项选择]Her face is（）to me, but I can’t remember where I saw her.
A. friendly
B. alike
C. similar
D. familiar

[单项选择]I can’t believe what I have seen. Never（） anything more ridiculous.
A. there is
B. there was
C. there has been
D. has there been

[单项选择]Although recent years have seen substantial reductions in noxious pollutants from individual motor vehicles, the number of such vehicles has been steadily increasing. Consequently more than 100 cities in the United States still have levels of carbon monoxide, particulate matter, and ozone (generated by photochemical reactions with hydrocarbons from vehicle exhaust) that exceed legally established limits. There is a growing realization that the only effective way to achieve further reductions in vehicle emissions--short of a massive shift away from the private automobile—is to replace conventional diesel fuel and gasoline with cleaner-burning fuels such as compressed natural gas, liquefied petroleum gas, ethanol, or methanol.
All of these alternatives are carbon-based fuels whose molecules are smaller and simpler than those of gasoline. These molecules burn mom cleanly than gasoline, in part because they have fewer, if any, carbon-carbon bonds, and the hydrocarbons they do emit are
A. countering a flawed argument that dismisses a possible solution to problem
B. reconciling contradictory points of view about the nature of a problem
C. identifying the strengths of possible solutions to a problem
D. discussing a problem and arguing in favor of one solution to it

[单项选择]

M. Do you remember where I put the notebook
W: Have you lost it
M: No, I’m just not sure where it is.

What are they talking about （　）
A. Something robbed.
B. Something repaired.
C. Something misplaced.