A: prio
B: previous
C: premature
D: premium
举一反三
- This vegetable protects the outer skin layer and prevents its____ aging. A: prior B: previous C: premature D: premium
- He feels amused by the child’s ( ) behavior. A: premise B: premature C: previous D: premium
- Becauseofa________engagement,Loracouldn’tattendmybirthdaypartylastSaturday. A: pionee B: premature C: prio D: past
- Cloning has been criticized for all the reasons EXCEPT ______. A: usefulness in genetics B: premature aging C: its effects on the experimental animals D: safety reasons
- The outer layer （S1） is thicker than The middle layer （S2）.。（ ）
内容
- 0
In most aircraft, a door ________ the aircraft from the passenger compartment. A: separates B: protects C: prevents D: operates
- 1
The inner layer of the exoskeleton (外骨骼) of an arthropod is called the ________. It contains chitin (几丁质), and its outer region is hardened. The outermost layer of the exoskeleton is waxy and impermeable to water. A: epicuticle (上表皮) B: procuticle (原表皮) C: hypodermis (真皮) D: basement membrane (基膜)
- 2
The outer layer of the eyeball includes A: cornea B: retina C: chroid D: sclera
- 3
3. The _____ death of Mozart, a world-famous musician genius, was a great loss to the whole world. A: premature B: preceding C: immature D: previous
- 4
Which of the following refers to the outermost layer of the skin? A: sebaceous B: epidermic C: epidemic D: epidural