The scientist's work was based on______.
A: occasional observations
B: systematic observations
C: observations of several nests
D: observations of an undisturbed nest
A: occasional observations
B: systematic observations
C: observations of several nests
D: observations of an undisturbed nest
举一反三
- The scientist's work was based on _______. A: occasional observations B: systematic observations C: observations of several nests D: observations of undisturbed nests
- The accuracy of scientific observations and calculations is always ______ the scientist' s time-keeping methods. A: at the mercy of B: in accordance with C: under the guidance of D: by means of
- Supportingsentencepresentsfacts,figures,thoughts,observations,examplesandpersonalexperiences.
- the observations and insights of the Buddha exclusively deal with
- a regular record of incidents or observations (n.)