The most common cause of a cold is:
A: Bacterial infections
B: Too tired
C: Catch cold
D: Virus infection
A: Bacterial infections
B: Too tired
C: Catch cold
D: Virus infection
举一反三
- People are not able to ( ) the common cold because there are over 200 viruses that cause a common cold and each time the virus is slightly different from the one before. A: be susceptible to B: be allergic to C: communicate with D: be immune to
- Questions 14—16 are based on the following text about cold. You now have 15 seconds to read Questions 14—16. According to the passage, why haven’t the scientists find a cure for the common cold A: There are too many kinds of cold viruses for them to identify. B: There is no cure. C: They are too busy. D: The virus is too small.
- It was ______ that day . A: much too cold B: too much cold C: very much cold D: much very cold
- It's ____ here. We can't work long hours here. A: very much cold B: much cold C: much too cold D: too much cold
- Most amphibians have glands in their skin that secrete mucous. This helps them A: catch prey B: absorb water C: fight off bacterial infections D: attract mates