پرسشها با دستهبندی (زبان انگلیسی => زبان انگلیسی => گرامر)
When fluid accumulated against the eardrum, a second more insidious type of ………
Only after food has been dried or canned ……… .
……… depends on the density of both the object and the water.
Before the Statue of Liberty arrived in the United States, newspapers invited the public to help determine where ……… placed after its arrival.
Although Margaret Mead had several assistants during her long investigations of Samoa, the bulk of the research was done by ........ alone.
The more advanced the specialization in production and the more complex the economy, ........ to make any given good reach its ultimate user by using barter.
Medical research at the cellular level, ....... research on the immune system, has been made possible through twentieth-century advances in techniques of genetic research.
One of the most ancient arts, ……… in different parts of the world.
……… a bee colony gets, the more the queen’s egg-laying capability diminishes.
