Iron came from west Asia, although its routines of diffusion were somewhat different ....... agriculture.
کدام ننادرست ااست
The shrinking range poses ……… to Africa’s elephants.
Although Margaret Mead had several assistants during her long investigations of Samoa, the bulk of the research was done by ……… alone.
Not until a student has mastered algebra ……… the principles of geometry, trigonometry, and physics.
In that case he'll have to look for a new job .......
……… their differences, the three models resemble ……… in a crucial respect.
Medical research at the cellular level, ……… research on the immune system, has been made possible through twentieth-century advances in techniques of genetic research.
With the exception of mercury, ……… at standard temperature and pressure.
Mars, the fourth planet from the Sun, ...... of sky gazers.
