举一反三
- An example of lysogeny in animals could be A: slow viral infections. B: latent viral infections. C: T-even bacteriophages D: Infections resulting in cell death
- 下列哪项与An uptick in influenza A infections began to appear. 意思最相近？ A: There has been a slight increase in influenza A infections. B: A cut could be seen in influenza A infections. C: There has been a surge in the number of patients infected with influenza A. D: A great number of people were infected with influenza A.
- An American may point to his _______ to show he is full at the dinner table. A: head B: throat C: stomach D: ear
- In the 1940s ______. A: tympanostomies were never performed. B: tonsillectomies were done too frequently. C: there were too few American pediatricians. D: American children had fewer ear infections.
- Which of the following solar terms occurs in Winter? A: Minor Snow B: Major cold C: Winter Solstice D: Grain in Ear
内容
- 0
利用PubMed精确检索短语HIV infections,应该采用的检索式是 ( ) A: HIV infections B: [HIV infections] C: (HIV infections) D: HIV infections[MH] E: HIV infections[ALL fields]
- 1
Most of modem young ladies care little about the ______ formalities which they think are out of fashion. A: trivial B: delicate C: minor D: miniature
- 2
The following are the typical examples of indicative marks except for _______. A: a.Handle with care B: b.Inflammable C: c.Keep upright D: d.Keep in dry place
- 3
During virtual reality operations, the surgeon can have a better view of the cuts in the body because ________. A: he is looking at the cuts on a computer screen B: the cuts can be examined from different angles C: the cuts have been highly magnified D: he is wearing 3-D glasses
- 4
UL、EAR、RNI三项数值的大小关系是( )。 A: RNI>;UL>;EAR B: EAR>;UL>;RNI C: U>; EAR>;RNI D: UL>;RNI>;EAR