【简答题】Many people catch a cold in the spring time and / or fall. It makes us wonder .if scientists can send a man to the moon, why they can't find a cure for the common cold. The answer is easy. There are ...
【简答题】Many cultures have different ideas about why people catch colds. For example in the United States, some people think that you can catch a cold if your feet get cold. So, mothers tell small children to...
【单选题】听力原文: Many people catch a cold in the spring time or fall. It makes us wonder: if scientists can send a man to the moon, [33] why can't they find a cure for the common cold? The answer is easy. There'...
A.
They haven't devoted as much energy to medicine as to space travel.
B.
There are too many kinds of cold viruses for them to identify.
C.
It is not economical to find a cure for each type of cold.
D.
They believe people can recover without treatment.
【简答题】It is easy for many people to catch a cold in the springtime or fall. It makes us wonder if scientists can send a man to the moon, why can’t they find a cure for the common cold? The answer is easy. T...
【简答题】阅读理解。 Many cultures have different ideas about why people catch colds. For example, in the United States, some people think that you can catch a cold if your feet get cold. So mothers tell small child...
【单选题】听力原文: Many people catch a cold in the springtime or fall. It makes us wonder if scientists can send a man to the moon, why can't they find a cure for the common cold? The answer is easy. There're actu...
A.
There are too many kinds of cold viruses for them to identify.
【简答题】Many people catch a cold in the springtime or fall. It makes us wonder… if scientists can send a man to the moon, why can't they find a cure for the common cold? The answer is easy. There are actually...